<p class="ql-block"> 为推进“五名工程”建设,充分发挥名师的示范引领作用,实现“双减”背景下课堂教学的优质与高效,沧县教育局积极推进学科教学资源库建设,教研员张加臻老师组织指导我县初中数学名师团队,依照现行教材课程内容,精心打磨、系统录制了各年级课堂教学视频,组建起初中数学教学资源库,通过微信平台在全县推广使用。该教学资源受到广大教师、学生的普遍好评,在县、市及更大范围内广泛使用,对教师间资源共享、业务提升和学生自主学习发挥了积极作用,取得了良好效益。</p><p class="ql-block"> 本教学资源库陆续推出,现已完成七年级全册、八年级上册及九年级全册教学视频的上传,供广大师生参考学习。</p> <p class="ql-block">七年级上册</p> <p class="ql-block">第一章 有理数</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=074004DD-12E8-4FD2-A937-A076E4E949F5" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.1正数和负数(第一课时)一孙娜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8E43D82C-9679-4BAE-98DD-0B9B2357EA9C" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.1正数和负数(第二课时)一孙娜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=BAD4E030-6047-4CE1-8648-F6359C799414" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.2数轴一孙娜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=82517AE4-269E-4B88-8D66-B4B5185667FA" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.3绝时值与相反数一孙娜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=10115757-2DD3-4796-AB3D-570AD8E916ED" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.4有理数的大小一孙娜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AA1D493B-B7CF-46BE-9504-38D7155D5F99" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.5有理数的加法(第1课时)一刘亚会</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=97E4B2F7-53BC-4050-BBCE-5332CBA2B030" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.5有理数的加法(第2课时)一刘亚会</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=26D03765-5BDC-45A1-9875-8716AB06AF7E" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.6有理数的减法一刘亚会</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=612EA352-DCF2-4630-A8EA-E690A91F06F5" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.7有理数的加减混合运算一刘亚会</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=94B19712-9218-4CF7-9D54-9315C2FD389A" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.8有理数的乘法一刘亚会</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=92320D6D-A88B-4A61-A8CC-B4A952550584" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.9有理数的除法一杜俊绵</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=35FA7A67-36AD-4266-907A-59B2CC13703B" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.10有理数的乘方一杜俊绵</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9B189239-D92C-4149-932C-E16675993D38" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.11有理数的混合运算一杜俊绵</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3285C2AD-5884-49A2-B9BD-4A983448B1B8" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1.12计算器的使用一杜俊绵</a></p><p class="ql-block"><span style="font-size: 18px;"></span><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7B55D43D-3949-4A63-8A37-68CF84C1ABCC" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">1章有理数 回顾与反思一杜俊绵</a></p> <p class="ql-block">第二章 几何图形的初步认识</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=27B6D4C3-4393-45D2-AF6D-D4D14D7836FF" rel="noopener noreferrer" target="_blank">2.1从生活中认识几何图形一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5549868E-43C3-4626-829D-79900C20228E" rel="noopener noreferrer" target="_blank">2.2点和线一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=46882EE1-8EBA-4A25-B657-EB4053D8A65A" rel="noopener noreferrer" target="_blank">2.3线段的长短一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=C249CED3-91DF-4432-9E2F-B64615F86AA1" rel="noopener noreferrer" target="_blank">2.4线段的和与差一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A41807AE-2A62-49D9-8146-5BE79195EA1A" rel="noopener noreferrer" target="_blank">2.5角以及角的度量一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=FB087F30-BE4B-4E1A-82A5-53AC411B1D74" rel="noopener noreferrer" target="_blank">2.6角的大小一李国志</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8DF4236F-20A9-47AB-9976-C9C4878BC5F9" rel="noopener noreferrer" target="_blank">2.7角的和与差(第一课时)一李国志</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F08AB17E-47BD-43B8-A03D-155F02C7EFFA" rel="noopener noreferrer" target="_blank">2.7角的和与差(第二课时)一李国志</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=055F0C03-BB87-4A20-AC99-5EBB675BEC0C" rel="noopener noreferrer" target="_blank">2.8平面图形的旋转一李国志</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E98954A7-D691-48F5-A1FA-644AFF96DA45" rel="noopener noreferrer" target="_blank">数学活动一七巧板一李国志</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1C50CAD6-668A-4352-83A8-529FF79DB535" rel="noopener noreferrer" target="_blank">2章 几何图形的初步认识 一回顾与反思一李国志</a></p> <p class="ql-block">第三章 代数式</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AD09CE2C-D1F1-4AE5-800F-242627A61E40" rel="noopener noreferrer" target="_blank">3.1用字母表示数一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4A141DAB-AD2D-4C44-91E3-F3BDE746EACC" rel="noopener noreferrer" target="_blank">3.2代数式(第1课时)一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A769EED9-3F95-4459-89CE-E4C05F2CED3D" rel="noopener noreferrer" target="_blank">3.2代数式(第2课时)一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=036B1565-DA56-4A77-B2E2-4147E3E1C221" rel="noopener noreferrer" target="_blank">3.2代数式(第3课时)一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8ADEDA6B-CFFD-4F9B-B570-B74EDB8F40DC" rel="noopener noreferrer" target="_blank">3.3代数式的值(第1课时)一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F25459AD-4903-499A-A498-9DC6E17D04DF" rel="noopener noreferrer" target="_blank">3.3代数式的值(第2课时)一柳超</a></p> <p class="ql-block">第四章整式的加减</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9921B494-F8D8-4DD0-9C86-4173AF561416" rel="noopener noreferrer" target="_blank">4.1整式(第1课时)一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4E2DA23B-2BEB-4848-A71D-6A0677F377B9" rel="noopener noreferrer" target="_blank">4.1整式(第2课时)一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D0823EED-F39A-49B1-A857-A4D7A96D45E5" rel="noopener noreferrer" target="_blank">4.2合并同类项(第1课时)一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9658DA74-FA19-4367-88A1-83F990256851" rel="noopener noreferrer" target="_blank">4.2合并同类项(第2课时)一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=29775BB3-88DD-4F7F-8271-28BB47B19BBD" rel="noopener noreferrer" target="_blank">4.3去括号一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2AF4EE7F-C741-486A-9F40-25503D0F2415" rel="noopener noreferrer" target="_blank">4.4整式的加减一马婷婷</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=716D63AD-ADEA-437A-9165-74808F4DB474" rel="noopener noreferrer" target="_blank">4章数学活动一由地球仪引起的联想一马婷婷</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5BFA654D-7214-470D-A62A-34B579D40B47" rel="noopener noreferrer" target="_blank">4章整式的加减一回顾与反思(第1课时)一马婷婷</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=BE1B49FE-3AF7-4FE9-B357-955637371F1B" rel="noopener noreferrer" target="_blank">4章整式的加减一回顾与反思(第2课时)一马婷婷</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AAE51F23-A95B-4DD9-911C-C6F3B196B89A" rel="noopener noreferrer" target="_blank">4章整式的加减一回顾与反思(第3课时)一马婷婷</a></p> <p class="ql-block">第五章一元一次方程</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=696EDA52-2943-4E1D-95B1-345713660BB2" rel="noopener noreferrer" target="_blank">5.1一元一次方程一付永亮</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=63BBDD9F-A804-4147-BCF8-253FE53D1A48" rel="noopener noreferrer" target="_blank">5.2等式的基本性质一付永亮</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=185F1341-FC57-4E7C-AE92-1124FBB34D97" rel="noopener noreferrer" target="_blank">5.3解一元一次方程(第1课时)一付永亮</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8D48E9D8-C1CB-4D24-94F0-3B4A9181E2CB" rel="noopener noreferrer" target="_blank">5.3解一元一次方程(第2课时)一付永亮</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5C19D055-9993-42E2-A411-163CAFD37ED2" rel="noopener noreferrer" target="_blank">读一读4=1一付永亮</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=252621D5-F46E-4357-AF1E-1FA0503A70F7" rel="noopener noreferrer" target="_blank">5.4一元一次方程的应用(第1课时)一孙建娅</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7290A8A3-1C9E-483F-ABD9-32B9C8D2631A" rel="noopener noreferrer" target="_blank">5.4一元一次方程的应用(第2课时)一孙建娅</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=25121F23-3756-494C-A5C1-38663BCF1195" rel="noopener noreferrer" target="_blank">5.4一元一次方程的应用(第3课时)一孙建娅</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=36684E8B-D72F-4DCE-8F80-362202F68F61" rel="noopener noreferrer" target="_blank">5.4一元一次方程的应用(第4课时)一孙建娅</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3D6D6924-7A9A-44B1-89B0-DE349C1B8EC9" rel="noopener noreferrer" target="_blank">5.4一元一次方程的应用(第5课时)一孙建娅</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0EC8FA85-00CA-4015-8364-6EF473B007EF" rel="noopener noreferrer" target="_blank">5章一元一次方程的应用测试题</a></p> <p class="ql-block">七年级下册</p> <p class="ql-block">第六章 二元一次方程组</p><p class="ql-block">6.1<a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=CCE07D7E-A1CC-439D-98AC-AECD2D43E257" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">6.1二元一次方程(组)、6.2二元一次方程组的解法一冯晖</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=71EB12C8-9DD6-4F26-BE13-7792D2D92FF5" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">6.3二元一次方程组的应用(1)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=22644C01-36BA-4617-8B5E-393DCE6ED319" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">6.3二元一次方程组的应用(2)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4826D9B0-24A2-46FD-A93E-31754864FC23" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">6.3二元一次方程的应用(3)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=38103FE5-278B-4B58-9761-41C522D444E4" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">6.4解三元一次方程组一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8BAB831B-67BB-4D25-9C11-F5674241B20D" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">数学活动:一元一次方程的“试位解法”一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0807E487-4054-4CD9-ACC4-63000B91611E" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">第六章 二元一次方程组(回顾与反思)一刘青</a></p> <p class="ql-block">第七章 相交线与平行线</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D5C9AF9E-97DA-4F29-9BD6-603C9CAF2928" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">7.1命题一刘伟</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B3D1E7C5-1281-4D19-88B5-F145EA9C6316" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">7.3相交线 7.3平行线一孙跃超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7CC99283-4E8A-4BE4-985E-94EC28A7CE79" rel="noopener noreferrer" target="_blank">7.4平行线的判定一何爱霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0A494DAB-18BD-4ACA-A88F-8310D31B941F" rel="noopener noreferrer" target="_blank">7.5平行线的性质一叶桂兰</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B518266D-F2D0-4F55-80AB-2C6E45C6A6AF" rel="noopener noreferrer" target="_blank">7.6图形的平移一郭金玉</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8A0A4A61-4742-497D-BBF8-E0633BE9270E" rel="noopener noreferrer" target="_blank">第七章 相交线与平行线(回顾与反思)一梁德强</a></p> <p class="ql-block">第八章 整式的乘法</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=42CE02D6-0FB0-487E-86FD-2DDDFB6EA157" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.1同底数幂的乘法一刘伟</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=64F2CF9B-3764-440D-9F74-0ADB4810F4D4" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.2幂的乘方与积的乘方一叶桂兰</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=C932C8D8-A5C1-4C17-9948-81935A832EE6" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.3同底数幂的除法一郭金玉</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2C9A4402-3B13-40F7-B9C4-FD2BC6463B9E" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.4整式的乘法(1)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F365CF61-DFC9-469C-8787-D4D9BBA872B3" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.4整式的乘法(2)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EBBC5CE7-DDBE-4AD6-968E-792397044ABC" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.4整式的乘法(3)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=917ADBAA-2C04-4804-816A-905B27DFE3E6" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.5乘法公式(1)平方差公式一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=45F5F02F-4906-440A-8015-E386C8378BEC" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.5乘法公式(2)完全平方式一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=86DF6F64-52E5-4465-B35B-FF1C11E884C9" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">8.6科学计数法一梁德强</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7209F5F1-DF8B-4499-A24F-EC19842E6CC6" rel="noopener noreferrer" target="_blank">第八章 整式的乘法(回顾与反思)一柳超</a></p> <p class="ql-block">第九章 三角形</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0C88AC86-E187-46DE-8B15-7854D10139E6" rel="noopener noreferrer" target="_blank">9.1三角形的边一何爱霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=45CAF8E6-02F1-40C9-BF72-8A5CFC8C55AA" rel="noopener noreferrer" target="_blank">9.2三角形的内角和外角(内角)一冯晖</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=076ED736-4D14-4D6B-AFEE-E8E68E8B7142" rel="noopener noreferrer" target="_blank">9.2三角形的内角和外角(外角)一冯晖</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=FA1DD6F5-2DF0-4439-A6EE-DDA3C73E044B" rel="noopener noreferrer" target="_blank">9.3三角形的角平分线、中线和高线一冯晖</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D048EC4F-5636-4C07-B08D-EE0AAA6BC927" rel="noopener noreferrer" target="_blank">第九章 三角形(回顾与反思)一孙跃超</a></p> <p class="ql-block">第十章 一元一次不等式和一元一次不等式组</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=85389EF6-E7FA-48C7-994B-49CFD0780CB2" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">10.1不等式一冯晖</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1BBFE7AF-D097-49EB-AB23-0C937951CD55" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">10.2不等式的基本性质(1)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6FE765FC-A0A0-4C03-A289-9EF2F2ECBA52" rel="noopener noreferrer" target="_blank">10.2不等式的基本性质(2)一耿国霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=285E2BA7-C585-4483-951E-6B26C49E2F42" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">10.3解一元一次不等式(1)一郭金玉</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D093056E-8F1B-483A-9126-5B8EAB634FC4" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">10.3解一元一次不等式(2)一郭金玉</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=566038A2-AB57-4ADA-A4D6-5609D89A3BEF" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">10.4一元一次不等式的应用一柳超</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A379221E-8C22-4973-BEBA-578A452692E3" rel="noopener noreferrer" target="_blank">10.5一元一次不等式组一叶桂兰</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=04DCCD18-F4AD-4F4B-B3EE-7F39F17D8978" rel="noopener noreferrer" target="_blank">第十章一元一次不等式与一元一次不等式组(回顾与反思)一刘伟</a></p> <p class="ql-block">第十一章 因式分解</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D9D55F16-886D-42AB-A56F-4436DDC835A1" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">11.1因式分解一孙跃超</a>1,</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=49655FD9-6C47-4FF4-9D8D-FC51DD443046" rel="noopener noreferrer" target="_blank">11.2提公因式法一何爱霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=02CAE7CF-8906-431D-A1A5-64C65B91D5C4" rel="noopener noreferrer" target="_blank">11.3公式法(1)逆用平方差公式因式分解一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=ACD2BF25-BD76-4A56-962E-A26F16B5BCD5" rel="noopener noreferrer" target="_blank">11.3公式法(2)逆用完全平方公式因式分解一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8D7B822D-F08B-4CD0-BFCD-944A72D7D26B" rel="noopener noreferrer" target="_blank">数学活动(拼图与因式分解)一刘青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=32E2415D-1DC9-45F8-AC47-D10DC418FCB0" rel="noopener noreferrer" target="_blank">第十一章因式分解(回顾与反思)一梁德强</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=C0BA6A60-7269-468C-95B9-22740B88C1C8" rel="noopener noreferrer" target="_blank">综合实践 透过现象看本质一梁德强</a></p> <p class="ql-block">八年级上册</p> <p class="ql-block">第十二章 分式和分式方程</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=582448D9-794F-4186-9A5F-A8A95FE4D71F" rel="noopener noreferrer" target="_blank">12.1分式(第1课时)一邵俊燕</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=CA9C6425-FD34-4F28-89A6-7C4B58F7A394" rel="noopener noreferrer" target="_blank">12.1分式(第2课时)一邵俊燕</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B304C510-60D1-41AF-AACF-D7397031CEE3" rel="noopener noreferrer" target="_blank">12.2分式的乘除(第1课时)一邵俊燕</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AC7C7701-A653-4F5A-8F54-710E47ECE660" rel="noopener noreferrer" target="_blank">12.2分式的乘除(第2 课时)一邵俊燕</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=54F46A1D-2262-4373-B35C-9C1E06B63B81" rel="noopener noreferrer" target="_blank">12.3分式的加减(第1 课时)一邵俊燕</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=54F46A1D-2262-4373-B35C-9C1E06B63B81" rel="noopener noreferrer" target="_blank">12.3分式的加减(第2 课时)一邵俊燕</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=13CEF7B6-4A3A-4DA9-A0EB-B5C1D381ACBA" rel="noopener noreferrer" target="_blank">12.4分式的方程一庞艳云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1F2010BA-CE12-4821-AF38-8C308169C616" rel="noopener noreferrer" target="_blank">12.5分式方程们的应用(第1课肘)一庞艳云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F41759E2-38DC-44C4-B38B-833970AF067C" rel="noopener noreferrer" target="_blank">12.5分式方程的应用(第2 课时)一庞艳云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=56F9FBD6-E628-4916-8345-DE7DCA2B8047" rel="noopener noreferrer" target="_blank">12章 分式与分式方程回顾与反思(第1课时)一庞艳云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=24F224DF-0FF2-468A-9949-838495AA2493" rel="noopener noreferrer" target="_blank">12章 分式与分式方程 回顾与反思(第2课时)一庞艳云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=95B14722-F74E-4F77-9D30-0C328BC64967" rel="noopener noreferrer" target="_blank">12章数学活动一胡萝卜汁与苹果汁的多少一庞艳云</a></p> <p class="ql-block">第十三章 全等三角形</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4DA870C0-EB8D-440A-ABBE-BDAF193AE92E" rel="noopener noreferrer" target="_blank">13.1命题与证明一宋广锁</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D4744D65-7ADA-498F-BF4E-CAED97EAAD00" rel="noopener noreferrer" target="_blank">13.2全等图形一宋广锁</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4DBE764E-6600-4B6D-B20B-BEAA626A6183" rel="noopener noreferrer" target="_blank">13.3全等三角形的判定(第1 课时)一宋广锁</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=DED9429F-BFAA-4245-998C-82083D284A79" rel="noopener noreferrer" target="_blank">13.3全等三角形的判定(第2 课时)一宋广锁</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9EDBF279-86B3-4785-8A2F-F92431979C46" rel="noopener noreferrer" target="_blank">13.3全等三角形的判定(第3课时)一宋广锁</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=728BE3EB-CF48-419F-8BE8-E0E75404C39A" rel="noopener noreferrer" target="_blank">13.3全等三角形的判定(第4课时)一宋广锁</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3DB8E894-1AF9-4683-8D61-8F19159CD086" rel="noopener noreferrer" target="_blank">13.4三角形的尺规作图一刘智睿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D8A6D043-1B58-4118-99EA-C7948E1E6B54" rel="noopener noreferrer" target="_blank">13章全等三角形一回顾与反思一刘志睿</a></p> <p class="ql-block">第十四章 实数</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5AFB9DED-0D6B-48FC-9F56-EA2C843D816E" rel="noopener noreferrer" target="_blank">14.1平方根(第1课时)一刘智睿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=34C4B810-190D-46FC-80F6-448378C04DB3" rel="noopener noreferrer" target="_blank">14.1平方根(第2课时)一刘智睿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6165356A-74B8-4B00-A32A-A412FE41868C" rel="noopener noreferrer" target="_blank">14.2立方根一刘智睿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D23BD08D-4A54-4AE7-B7F7-EE70633D2F56" rel="noopener noreferrer" target="_blank">14.3实数(第1 课时)一于和菲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0F0C4E35-EBA1-492D-86F3-C1965BB5D9AB" rel="noopener noreferrer" target="_blank">14.3实数(第2 课时)一于和菲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=55B9CD84-7C74-431B-98D1-B681BB22192C" rel="noopener noreferrer" target="_blank">14.3实数(第3课时)一于和菲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3A4F8FC3-A092-4253-9E44-B558CBB30F60" rel="noopener noreferrer" target="_blank">14.4近似数一于和菲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D7B5062C-4762-40B8-A693-23B8E962D00C" rel="noopener noreferrer" target="_blank">14.5 用计算器求平方根与立方根一于和菲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EB7445F0-BEC8-4C2E-BEB0-EB59D3DC1FD2" rel="noopener noreferrer" target="_blank">14章 实数 回顾与反思一于和菲</a></p> <p class="ql-block">第十五章 二次根式</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2A3A9993-19AA-40FC-A9DF-4496F8916DE5" rel="noopener noreferrer" target="_blank">15.1二次根式(第1课时)一于洪青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EEC605A4-8018-421D-A8F6-B65EB84FDA3F" rel="noopener noreferrer" target="_blank">15.1二次根式(第2课时)一于洪青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B1A4B3EF-2F85-4924-90C9-6C779E4F89BE" rel="noopener noreferrer" target="_blank">15.2二次根式的乘除运算一于洪青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=DC18FDAF-7D0A-42BF-AC9A-1E8026B953DA" rel="noopener noreferrer" target="_blank">15.3二次根式的加减运算一于洪青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6365BEEF-59B6-4A32-918A-5485A1428C51" rel="noopener noreferrer" target="_blank">15.4二次根式的混合运算一于洪青</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8D171D88-7DFD-463C-8EB3-EF8B6628C2AB" rel="noopener noreferrer" target="_blank">15章二次根式 回顾与反思一于洪青</a></p> <p class="ql-block">第十六章 轴对称和中心对称</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=27015F63-E727-4A62-8261-04BA12D6FE95" rel="noopener noreferrer" target="_blank">16.1轴对称一杜胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D02DCE0A-94B7-4846-A362-49480B5703DB" rel="noopener noreferrer" target="_blank">16.2线段的垂直平分线(第1课时)一杜胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=382A45D1-529C-4662-BD52-D9EA4A8870F7" rel="noopener noreferrer" target="_blank">16.2线段的垂直平分线(第2课时)一杜胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5FC4BB77-C0FA-4AC4-A074-9410D8163071" rel="noopener noreferrer" target="_blank">16.3角的平分线一杜胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1D4A3565-D434-4F0E-9C64-D4E2A5B6DF3E" rel="noopener noreferrer" target="_blank">16.4中心对称图形一叶春</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=30ACDA57-7B39-4F6F-8229-CFA6D40C59C5" rel="noopener noreferrer" target="_blank">16.5利用图形的平移 、旋转和轴对称设计图案一叶春</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=507CDD5D-2E33-46FC-8C4D-15AED1BA2E2B" rel="noopener noreferrer" target="_blank">16章数学活动一中心对称图形与面积等分一叶春</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6A9D3BC8-C641-49F2-A2A0-7F710563E60F" rel="noopener noreferrer" target="_blank">16章轴对称和中心对称一回顾与反思一叶春</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8CB47527-6855-4987-8D21-045AD8281BB6" rel="noopener noreferrer" target="_blank">16章轴对称与中心对称一复习题一叶春</a></p> <p class="ql-block">第十七章 特殊三角形</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=CD3AB19E-38A9-4837-873A-30EF84D87EDD" rel="noopener noreferrer" target="_blank">17.1等腰三角形一刘艳</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=247F684B-F344-4918-88AA-97FF1DA10432" rel="noopener noreferrer" target="_blank">17.2直角三角形一刘艳</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=865C239F-2289-4D2E-A8F3-ADEE3AD55D89" rel="noopener noreferrer" target="_blank">17.3勾股定理(第1课时)一刘艳</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7BDE7161-806F-4A85-9DC7-EB78FF7AAEF5" rel="noopener noreferrer" target="_blank">17.3勾股定理(第2 课时)一勾股定理的应用一刘艳</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AF973396-F5A9-4634-BCCB-A3E11CE31971" rel="noopener noreferrer" target="_blank">17.3勾股定理(第3课时)一勾股定理的逆定理一刘艳</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E9615A37-0334-487C-B337-3087D6D9D9F8" rel="noopener noreferrer" target="_blank">17.4直角三角形全等的判定一刘艳</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=DDE4257C-EFA3-437C-B878-9DE9C8A36ABE" rel="noopener noreferrer" target="_blank">17.5 反证法一刘玉胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=972658C3-E2D9-4188-8799-30A10CA0B178" rel="noopener noreferrer" target="_blank">17章特殊三角形一回顾与反思一刘玉胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=00D20704-806A-4F61-B946-7223F96A8AE5" rel="noopener noreferrer" target="_blank">17章特殊三角形复习课一刘玉胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=85E5BD26-2B5E-4538-9A90-C32037A4B2A4" rel="noopener noreferrer" target="_blank">综合与实践(一)直觉的误导一刘玉胜</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5B35032B-B8E4-449F-AD29-D4B263C4C3E9" rel="noopener noreferrer" target="_blank">综合与实践(二)最优化种植方案一刘玉胜</a></p> <p class="ql-block">八年级下册</p> <p class="ql-block">第十八章 数据的收集与整理</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=FD13A229-1BDD-4B56-A717-2F29A977E2EB" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">18.1统计的初步认识一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=59A95E04-B181-4779-B512-BC8A12F26714" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">18.1统计的初步认识习题一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=BE61268C-9595-45C7-8695-30BC1149BA56" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">18.2抽样调查一龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5D64D693-A633-4D23-9173-7EFC79848ADB" rel="noopener noreferrer" target="_blank">18.3数据的整理与表示一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=700BE39E-08F1-4E2C-B941-1BEFF477B86C" rel="noopener noreferrer" target="_blank">28.4频率分布直方图一孙刚</a><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=BA715C0F-41FD-4899-B79E-60FE4CE3E246" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">18.4频率分布直方图习题一孙刚</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=FB841AB2-F492-4A13-8A2B-771500699FD1" rel="noopener noreferrer" target="_blank">十八章数据的收集与整理(章节复习)一闫润霞</a></p><p class="ql-block">第十九章 平面直角坐表系</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=CF009567-3C9B-450A-8FD0-E094AA7B43A5" rel="noopener noreferrer" target="_blank">19.1确定平面上物体的位置一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5218FB47-39CC-437E-9892-48F6A01634EB" rel="noopener noreferrer" target="_blank">19.2平面直角坐标系一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A638AE3E-C595-4E4E-8D06-6E066B6C0BE8" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">19.2平面直角坐标系习题一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B2B58D21-B53D-408B-BEE7-4E9EB552A7C5" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">19.3坐标与图形的位置一庞学晨</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=677C88DC-7DBF-4FFC-9724-8928EF661B23" rel="noopener noreferrer" target="_blank">19.3坐标与图形的位置练习题一庞学臣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D8891928-55C9-464B-984A-8832A3746C72" rel="noopener noreferrer" target="_blank">19.4坐标与图形的变化一张之敏</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F6BA7CA4-51E2-4A62-BBC4-6E768744D410" rel="noopener noreferrer" target="_blank">19章平面直角坐标系回顾与反思一提淑霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D9E807D6-8D0C-4E02-A8F0-04AC7EAF327E" rel="noopener noreferrer" target="_blank">19章平面直角坐标系复习一高淑蕊</a></p><p class="ql-block">第二十章 函数</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9C3FB6AC-6204-42E9-9A9B-99DD54512E07" rel="noopener noreferrer" target="_blank">20.1常量和变量一高淑蕊</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1AC4EF93-D5C2-4618-B06D-E1B0EDCFDD69" rel="noopener noreferrer" target="_blank">20.2函数(1)一龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F41C1516-2472-46B3-A1CE-24DD37E0E555" rel="noopener noreferrer" target="_blank">20.2函数(2)一龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6357A5BD-6FF3-4174-9109-361B621EE678" rel="noopener noreferrer" target="_blank">20.3函数的表示一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E956D489-7670-4A49-804D-5FFCE28C4B0C" rel="noopener noreferrer" target="_blank">20.4函数的初步应用一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=82AFDECE-1037-4C84-9C2D-FC4D1EF20EB5" rel="noopener noreferrer" target="_blank">20章函数回顾与反思一庞学晨</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6B394C96-B835-4689-8912-2D7DFD90EF9B" rel="noopener noreferrer" target="_blank">20章函数章末练习题一庞学晨</a></p><p class="ql-block">第二十一章 一次函数</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A5D4F0DE-AEB7-434D-951F-4C6380F038D0" rel="noopener noreferrer" target="_blank">21.1一次函数(1)一l 闫润霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D3708165-A2E6-49CB-B90B-49BF14CA296B" rel="noopener noreferrer" target="_blank">21.1一次函数(2)一l 闫润霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0DD6992C-D503-46AB-A751-29F31494CC5B" rel="noopener noreferrer" target="_blank">21.2一次函数的图像和性质(1)一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E35F80CC-6ECD-41ED-AD16-1237DCB2F46F" rel="noopener noreferrer" target="_blank">21.2一次函数的图像和性质(2)一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=55D7FEE7-6774-42F9-A41A-8E95A8F57283" rel="noopener noreferrer" target="_blank">21.3用待定系数法确定一次函数的表达式一张之敏</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0FA8909E-25A2-423E-B18C-D89D16ECE760" rel="noopener noreferrer" target="_blank">21.4一次函数的应用(1)一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=73D27FD5-8915-4081-B965-D2FCB0E1F1DA" rel="noopener noreferrer" target="_blank">21.4一次函数的应用(2)一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B6E30227-E908-4D79-8B43-BDC3D579372C" rel="noopener noreferrer" target="_blank">21.5一次函数与二元一次方程的关系一孙刚</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EB2E850C-10D8-4C61-93B1-6C354B381C5B" rel="noopener noreferrer" target="_blank">第二十一章一次函数回顾与反思(章节复习)一孙刚</a></p><p class="ql-block">第二十二章 四边形</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E9C7AEA4-404A-48AC-89DA-15AB5A720D80" rel="noopener noreferrer" target="_blank">22.1平行四边形的性质(1)一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3C45DBD8-7875-428D-B63B-3BF837B6A89F" rel="noopener noreferrer" target="_blank">22.1平行四边形的性质(2)一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=07E50F64-B7CE-4FD8-A8CC-9CC632EAA991" rel="noopener noreferrer" target="_blank">22.2平行四边形的判定(1)一龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E70B20CC-172D-4B7B-B728-413C45D8DC05" rel="noopener noreferrer" target="_blank">22.2平行四边形的判定(2)一龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=CE4B05CD-311F-4F37-8D60-7B9ADAA92DDA" rel="noopener noreferrer" target="_blank">22.3三角形的中位线一孙刚</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B77E5108-3CB3-4CA7-BD1A-1168DD0842CA" rel="noopener noreferrer" target="_blank">22.4矩形(1)一闫润霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0A42F8DE-C2CC-4C58-9C8F-C22899F3C81B" rel="noopener noreferrer" target="_blank">22.4矩形(2)一闫润霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=43D5CB91-F89B-42F9-92D6-2D02DCB36C57" rel="noopener noreferrer" target="_blank">22.5菱形(1)一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F1452E42-582E-40A7-9C17-A197A1FB2412" rel="noopener noreferrer" target="_blank">22.5菱形(2)一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E34B848C-E689-4CA8-B5D1-496A40039672" rel="noopener noreferrer" target="_blank">22.6正方形的性质一提淑霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=39B63693-438B-40D0-9B3F-C5D7C6E75B31" rel="noopener noreferrer" target="_blank">22.6正方形的判定一提淑霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=99DCB748-4EA2-4C4D-B16C-88EE6A83DDE9" rel="noopener noreferrer" target="_blank">22.7多边形的内角和与外角和一穆芝霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1F744897-94A6-4306-9754-E8A27F13D482" rel="noopener noreferrer" target="_blank">数学活动课:在四边形上构造特殊四边形一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E035C218-AC6E-42D9-96FF-59D5356E7339" rel="noopener noreferrer" target="_blank">第二十二章四边形回顾与反思(上)一庞学晨</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9FAD701A-CBE8-4423-9FAE-6A29F822FD0F" rel="noopener noreferrer" target="_blank">第二十二章四边形回顾与反思(下)一庞学晨</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5CB7E128-5382-4B15-B417-1D96AE8D532E" rel="noopener noreferrer" target="_blank">活动课:近似计算湖面的面积(皮克公式)一庞学晨</a></p> 九年级全册 <p class="ql-block">第二十三章 数据分析</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1073F12F-35FF-4A93-83AD-9D1D36874847" rel="noopener noreferrer" target="_blank">23.1平均数与加权平均数(1)一陈锐</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A787CA69-8A5D-4DE0-8A3B-11FC3E2DEF04" rel="noopener noreferrer" target="_blank">23.1平均数与加权平均数(2)一陈锐</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=19A98CB5-F028-48AA-A15A-E27801053738" rel="noopener noreferrer" target="_blank">23.2中位数与众数(1)一陈锐</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EE4A3124-B7EC-4D09-A1BC-CECE99D57C2B" rel="noopener noreferrer" target="_blank">23.2中位数与众数(2)一陈锐</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EC966238-B501-4A0C-AE28-D31FADED55CF" rel="noopener noreferrer" target="_blank">23.3方差(第1课时)一李金丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5CE06AD8-2239-4C16-8EDF-5DE1DA7B4FB4" rel="noopener noreferrer" target="_blank">23.3方差(第2课时)一李金丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AD644E09-098E-46B9-B8B1-682AABB0D8B9" rel="noopener noreferrer" target="_blank">23.4用样本估计总体一李金丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=FEFD74DB-C1C6-455C-817D-D9A67BE6C8FF" rel="noopener noreferrer" target="_blank">23章数据分析(回顾与反思1)一李金丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8C0BF8B4-30E1-49D4-8EAA-A33860B5866F" rel="noopener noreferrer" target="_blank">23章数据分析(回顾与反思2)一李金丽</a></p> <p class="ql-block">第二十四章 一元二次方程</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=25680FCC-79A3-4AAA-A29F-B39B3B817ADC" rel="noopener noreferrer" target="_blank">24.1一元二次方程一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9F384527-1220-4DFE-B59B-3234DB6AE2B8" rel="noopener noreferrer" target="_blank">24.2解一元二次方程(配方法)一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=C6A0B76A-400D-41D5-8A70-5B3C4D9D5094" rel="noopener noreferrer" target="_blank">24.2解一元二次方程(公式法)一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3CC60D86-4767-4431-B2E7-0B329C07CD32" rel="noopener noreferrer" target="_blank">24.2解一元二次方程(因式分解法)一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3CD1FC4D-4981-4E79-BD73-6414D9DB63CB" rel="noopener noreferrer" target="_blank">24.3一元二次方程根与系数的关系一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F6F12D43-22D3-45C7-A03C-9E40867E4E91" rel="noopener noreferrer" target="_blank">24.4一元二次方程的应用(1)一狄云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F41CE85C-D8AE-4507-B3F2-3E053FD72709" rel="noopener noreferrer" target="_blank">24.4一元二次方程的应用(2)一狄云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2982A6B2-3393-434A-8B45-EDBFC2B10E67" rel="noopener noreferrer" target="_blank">24.4一元二次方程的应用(3)一狄云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0C8D9F5C-5C7B-424E-A9A7-50F2B266DBB1" rel="noopener noreferrer" target="_blank">24章一元二次方程(回顾与反思1)一狄云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3E15B1AA-3368-4598-9C0E-D8D5380A71CE" rel="noopener noreferrer" target="_blank">24章一元二次方程(回顾与反思2)一狄云</a></p> <p class="ql-block">第二十五章 图形的相似</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2F634AF0-07AB-485B-9921-5DDE31DBD74D" rel="noopener noreferrer" target="_blank">25.1比例线段一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E42913DF-73C9-4942-BCB9-91C17A765BB7" rel="noopener noreferrer" target="_blank">25.2平行线分线段成比例(第1课时)一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=120B5E60-5EE0-46CE-B8AA-039C16A35AD2" rel="noopener noreferrer" target="_blank">25.2平行线分线段成比例(第2课时)一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8AB88201-3E89-469C-98C3-2814D9B18A52" rel="noopener noreferrer" target="_blank">25.3相似三角形一曹明霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7B2583CE-2B36-4C09-AD6A-357C7D412AF5" rel="noopener noreferrer" target="_blank">25.4相似三角形的判定(1)…龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5BF1D1A3-45C3-4071-A869-7F2BD68C8F06" rel="noopener noreferrer" target="_blank">25.4相似三角形的判定(2)…龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1CAB0461-9802-4E1B-8701-18CE0E7162F9" rel="noopener noreferrer" target="_blank">25.4相似三角形的判定(3)…龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5298B340-55E2-4766-A1E1-A0012E3D475C" rel="noopener noreferrer" target="_blank">25.5相似三角形的性质(1)…龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=39533058-4C36-46AE-85E5-C61959F5E1F3" rel="noopener noreferrer" target="_blank">25.5相似三角形的性质(2)…龚丽华</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EDD10590-6EB1-4FE8-BDB5-705C651E8006" rel="noopener noreferrer" target="_blank">25.6相似三角形的应用(1)…周建霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=47DA7F41-BB06-4E10-9C3F-C32994B7E359" rel="noopener noreferrer" target="_blank">25.6相似三角形的应用(二)一周建霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B0345FD2-F52D-4D15-9944-1FE83CD2F7DE" rel="noopener noreferrer" target="_blank">25.7相似多边形和图形的位似(1)一周建霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4700DD30-0FE7-4C3A-97FD-2DACB9F34C6C" rel="noopener noreferrer" target="_blank">25.7相似多边形和图形的位似(2)一周建霞</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A6444020-0A28-4708-8504-28B018A874A4" rel="noopener noreferrer" target="_blank">25章 图形的相似(回顾与反思)一周建霞</a></p> <p class="ql-block">第二十六章 解直角三角形</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=37F3EB98-AC09-46B7-B8FB-71AA7AE4AA40" rel="noopener noreferrer" target="_blank">26.1锐角三角函数(1)正切…王植凯</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0D56A5B6-E4F8-4DD0-BB21-780C17DB0C38" rel="noopener noreferrer" target="_blank">26.1锐角三角函数(2)正弦余弦…王植凯</a></p><p class="ql-block">26.2锐角三角函数的计算(略)</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=88138889-F733-4D3E-AC71-DC4364C70BCC" rel="noopener noreferrer" target="_blank">26.3解直角三角形一王植凯</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=E5A6DA56-509C-4739-8505-4F09AF71CE5A" rel="noopener noreferrer" target="_blank">26.4解直角三角形的应用一王植凯</a></p> <p class="ql-block">第二十七章 反比例函数</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=988B2C58-E3E5-4FBE-A315-C3D037A8C7D6" rel="noopener noreferrer" target="_blank">27.1反比例函数一黄玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3D5F05F3-91F6-41C9-9B6A-FC2366F5559A" rel="noopener noreferrer" target="_blank">27.2反比例函数的图像和性质一黄玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=782138C2-2D3A-4D26-80B0-0686EA84D5F1" rel="noopener noreferrer" target="_blank">27.3反比例函数的应用一黄玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6DBC9B7E-69A4-4692-A6F0-3C53BAE41112" rel="noopener noreferrer" target="_blank">第二十七章反比例函数(回顾与反思)一黄玲</a></p> <p class="ql-block">第二十八章 圆</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1C6A6AA9-814D-434A-BA7F-7E4653D46B2E" rel="noopener noreferrer" target="_blank">28.1圆的概念和性质一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=91875B50-E651-4C02-8457-6D2346733E81" rel="noopener noreferrer" target="_blank">28.2过三点的圆一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D3AC5471-59B0-44C7-BB7B-9FD23B119707" rel="noopener noreferrer" target="_blank">28.3圆心角和圆周角(1)圆心角及其性质一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=B815359F-F893-4E07-BC6B-B0910A201B01" rel="noopener noreferrer" target="_blank">28.3圆心角和圆周角(2)圆周角及圆周角定理一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=37DB728C-07AF-43BF-8E97-A1B7C5163288" rel="noopener noreferrer" target="_blank">28.3圆心角和圆周角(3)圆内接四边形及其性质一赵欣</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6EEBC3E0-9013-4149-84C7-B0683862BC59" rel="noopener noreferrer" target="_blank">28.4垂径定理(1)…孙丽风</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2817443F-4B2E-4801-A161-2BE5882878F4" rel="noopener noreferrer" target="_blank">28.4垂径定理(2)…孙丽风</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=40713BCC-F8CB-4A49-A38A-D9F5065012B9" rel="noopener noreferrer" target="_blank">28.4垂径定理(3)…孙丽风</a><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=43DED430-A5E9-4258-8196-8C9D9B725894" rel="noopener noreferrer" target="_blank" style="background-color: rgb(255, 255, 255);">28.5弧长和扇形的面积计算(1)…孙丽风</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F827810C-70CD-4117-B8E4-60E818E95358" rel="noopener noreferrer" target="_blank" style="background-color: rgb(255, 255, 255);">28.5弧长和扇形的面积计算一圆锥的侧面积…孙丽风</a></p> <p class="ql-block">第二十九章 直线与圆的位置关系</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=DCCF8545-938B-42CE-9C80-D902CB43B13A" rel="noopener noreferrer" target="_blank">29.1点和圆的位置关系一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A12513F6-50BC-4EC8-A788-2425AB1B500C" rel="noopener noreferrer" target="_blank">29.2直线和圆的位置关系一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=8B211B41-7529-4222-8D1A-228CDCFA7896" rel="noopener noreferrer" target="_blank">29.3切线的性质和判定一邵国玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=FF7B84E7-6A06-426B-9C2E-3C800A04BD85" rel="noopener noreferrer" target="_blank">29.4切线长定理(1)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=AFA19D52-3410-4F9B-A916-B28446DFABF4" rel="noopener noreferrer" target="_blank">29.4切线长定理(2)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7B97AD15-1C6A-44F7-A9BA-30F13E02A3F5" rel="noopener noreferrer" target="_blank">29.4切线长定理(3)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A5A18E32-C52C-4781-9795-47AF6BB4B324" rel="noopener noreferrer" target="_blank">29.5正多边形与圆(1)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=BB629FAC-F2AF-44B6-AD5E-B27A37F6AD1A" rel="noopener noreferrer" target="_blank">29.5正多边形与圆(2)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3E18258F-595C-42FD-97C2-4DA5CD7E9C02" rel="noopener noreferrer" target="_blank">29.5正多边形与圆(3)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5ED0E7D5-8BB2-4860-BC0E-D03D7FBCADC4" rel="noopener noreferrer" target="_blank">29章 直线与圆的位置关系一回顾与反思(1)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=5E469577-A9A4-4B08-A4B7-0FD52DE30DFA" rel="noopener noreferrer" target="_blank">29章 直线与圆的位置关系一回顾与反思(2)一李淑莲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=CCC26796-1EFF-4687-8687-012CA592D643" rel="noopener noreferrer" target="_blank">29章 直线与圆的位置关系一回顾与反思(3)一李淑莲</a></p> <p class="ql-block">第三十章 二次函数</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0F0D4519-4BB1-4515-B2D2-35D27C181728" rel="noopener noreferrer" target="_blank">30.1二次函数一苗维丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=49863791-F2E4-4C0D-B1E0-04E28AE6C9CA" rel="noopener noreferrer" target="_blank">30.2二次函数的图像与性质(1)一苗维丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=BB79B15E-73C3-403E-BE04-FE54B15C1F90" rel="noopener noreferrer" target="_blank">30.2二次函数的图像与性质(2)一苗维丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=19A27F6C-7110-4323-A954-472B5128AF76" rel="noopener noreferrer" target="_blank">30.2二次函数的图像和性质(3)一苗维丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=282998EF-6341-410B-8DA2-D3247D67FE28" rel="noopener noreferrer" target="_blank">30.3由不共线的点确定二次函数的解析式一苗维丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=99CEB75B-AB9C-4298-81E8-9ABB98DA5F82" rel="noopener noreferrer" target="_blank">30.4二次函数的应用一李姿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6B5B6E85-4BC9-4CA4-AB92-3FD7C6EAE869" rel="noopener noreferrer" target="_blank">30.5二次函数与一元二次方程的关系一李姿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3EE35EC0-8E2B-4D0D-9AA2-750A9C720329" rel="noopener noreferrer" target="_blank">30章二次函数(回顾与反思)一李姿</a></p> <p class="ql-block">第三十一章 随机事件的概率</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=C538542E-6E66-4F6C-A456-2CD82B961732" rel="noopener noreferrer" target="_blank">31.1确定事件和随机事件一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2DC8D3CC-E1EF-4C01-BFE5-CDB310BC9A83" rel="noopener noreferrer" target="_blank">31.2随机事件的概率(1)一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D415596B-1197-4F4F-8EC3-880364F7465A" rel="noopener noreferrer" target="_blank">31.2随机事件的概率(2概率的简单应用)一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=84F47D86-358F-4E68-B212-358D4575235C" rel="noopener noreferrer" target="_blank">31.3用频率估计概率(第1课时:频率的稳定性)一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F9BA7B68-04EE-43ED-93D4-8AF8FFA17C08" rel="noopener noreferrer" target="_blank">31.3用频率估计概率(第2课时:用频率估计概率)一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=38A1FF1A-EB8A-4DEC-A0E6-725EA2A6752B" rel="noopener noreferrer" target="_blank">31.4用列举法求简单事件的概率(一)列表法一王玉敏</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=1FC00C4C-33A3-49C5-8D03-D580A4028C76" rel="noopener noreferrer" target="_blank">31.4用列举法求简单事件的概率(二)树形图法一王玉敏</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=399655D4-C844-486E-B38F-E2F6FC76BAA6" rel="noopener noreferrer" target="_blank">31.4列举法求简单事件的概率(列表法)一习题一王玉敏</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=26422AEA-310E-4392-B6F9-F2EA8E4D6491" rel="noopener noreferrer" target="_blank">31章随机事件的概率(回顾与反思)一王玉敏</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=0213D03E-8175-459B-BD58-E9A575F5A838" target="_blank" data-link="create">31章随机事件的概率(回顾与反思)习题一王玉敏</a></p> <p class="ql-block">第三十二章 投影与视图</p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2B01C1D0-06F7-4186-B188-67A7C3A26FF0" rel="noopener noreferrer" target="_blank">32.1投影一庞维彬</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=3073A842-438F-41B2-B7C6-D658ADC28AA4" rel="noopener noreferrer" target="_blank">32.2视图(第一课时)一庞维彬</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F1994969-F7F7-4713-87E7-BF3FD353D2D4" rel="noopener noreferrer" target="_blank">32.2视图(第二课时)一庞维彬</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F7A301AE-F5D0-48B7-8F10-7D3B78FFBC04" rel="noopener noreferrer" target="_blank">32.3直棱柱、圆锥的侧面展开图一庞维彬</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=7DF02186-AF2C-4E2E-8843-09D9E56ED743" rel="noopener noreferrer" target="_blank">第三十二章 投影与视图回顾反思一庞维彬</a></p> <p class="ql-block">初三复习</p> <p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D6F8D51F-B537-4CEB-8182-53117E0CF860" rel="noopener noreferrer" target="_blank">第二十八章圆的复习一李金丽</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=68A42679-5A41-4D86-9E6E-F7D8F74D6F98" rel="noopener noreferrer" target="_blank">29.1点和圆、直线和圆的位置关系一刘志睿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=2BD7DF81-0C8F-46C3-985C-F89A04C65685" rel="noopener noreferrer" target="_blank">29.2切线的判定和性质(1)一王洪领</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=DDF2C44A-1D11-497D-A869-D6C0E04719BA" rel="noopener noreferrer" target="_blank">29.2切线的判定和性质(2)一王洪领</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=6712A1FB-F3C0-4788-BA32-325E1D36D960" rel="noopener noreferrer" target="_blank">29.2切线的判定和性质(3)一王洪领</a></p><p class="ql-block"> <a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A40C0480-EA18-46A1-92FA-6530D8F4B585" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">29.3正多边形和圆一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=A7F92127-2729-426A-8D65-D24BF303E176" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">29.3圆与正多边形随堂练习一苗翠云</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=C447DA01-ACB3-47DF-80A9-2726EAE024D0" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">29章直线与圆的位置关系章节复习一张全影</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=9B6A986B-46FF-4E3A-B27D-6F8B1A03C88D" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">30.1二次函数一侯淑慧</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=D14E8150-8041-4517-9F1A-232FEF9660F4" rel="noopener noreferrer" target="_blank">30.2二次函数的图像和性质(1)一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=72DE3FD1-0F91-48F6-8278-4D5CDC4F85F0" rel="noopener noreferrer" target="_blank">30.2二次函数的图像和性质(2)一郭金鑫</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=F52718B6-9168-43CF-97D3-EFFF415B7FFB" rel="noopener noreferrer" target="_blank">30.3二次函数的应用一李姿</a><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=4D05272D-D203-4C89-91AD-38BD1B2C337C" rel="noopener noreferrer" target="_blank" style="font-size: 18px;">30.3二次函数的应用巩固练习一李姿</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=56D4AE12-3A3B-476C-BC86-96482F7A5303" rel="noopener noreferrer" target="_blank">30.4二次函数与一元二次方程的关系一黄玲</a></p><p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=56D4AE12-3A3B-476C-BC86-96482F7A5303" rel="noopener noreferrer" target="_blank">30章二次函数章节复习一庞维彬</a></p> <p class="ql-block"><a href="http://share.lejiaolexue.com/ShareActivity.aspx?newstype=newsinfo&worksid=0&id=EC0216EC-6DC3-45F3-A18F-5FD0E355AB24" rel="noopener noreferrer" target="_blank">中考复习及提分策略讲座一郭金鑫</a></p>