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【中考专题复习课件】《全等模型之“手拉手”》课件预览

  • 2026-09-19 15:23:08
【中考专题复习课件】《全等模型之“手拉手”》课件预览

 “手拉手”全等模型“不管是八年级期末考试还是中考是常见考点之一,不少地方以压轴题形式呈现,中等学生完成这类题还是比较困难,建议八年期末复习或中考考前复习,应投入三至四节课突破这个考点!

      以下截图,我对这个专题选择的例题或习题:

   以下视频是我制作这个专题的课件预览:

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通过七年多的努力,我制作以下章节的精品课件:

1~124.几何+函数新授课课件 125.教材拓展内容:《弦切角定理》126.教材拓展内容:《相交弦定理》127.教材拓展内容:《切割线定理》128.中考复习专题《利用“旋转”破茧成蝶》129.中考复习专题《直线型“瓜豆”问题》130.中考复习专题《圆弧“型瓜豆问题》131.中考复习专题《平移型将军饮马求最值问题》132.中考复习专题《“阿氏圆”求最值问题》133.中考复习专题《”胡不归“求最值问题》134.中考复习专题《动抛物线与定线段公共点问题》135.中考复习专题《定形线》136.中考复习专题《最大张角(米勒定理)问题》137.中考复习专题《费马点求最值问题》138.中考复习专题《逆等线求最值问题》139.中考复习专《将军饮马求最值》140.【中考专题复习】含规律的图形探究141.综合与实践课程《硬币滚动中的数学》142.【中考复习专题】《托勒密定理及不等式》143.【中考复习专题】《古堡朝圣求最值问题》144.【中考复习公开课课件】《阿氏圆求最值问题》145.【中考复习专题】《含参的不等式组解法探究》146.中考复习专题《探究四点共圆的条件》147.【数学活动课】《“边.边.角”能判定两个三角形全等吗?》148.《在重复试验中观察不确定现象》149.中考复习专题《将军饮马与垂线段最短融合》150.【中考专题复习课件】《全等模型之一线三等角》151.【中考专题复习课件】《全等模型之“手拉手”》152.【中考专题复习课件】《全等模型之“倍长中线”》153.中考专题复习课件】全等模型之“逆等线”》154.【中考专题复习课件】《全等三角形之半角模型》155.【中考专题复习课件】《2倍角处理方法》156.【中考专题复习课件】《角平分线+平行》157.【中考专题复习课件】《全等三角形之折叠模型》158.【中考专题复习课件】《将军饮马在三角形及四边形中的应用(一)》159.【中考专题复习课件】《动点到三定点距离之和最小值问题》160.【中考专题复习课件】《全等模型之截长补短》161.《七年级(上)动点问题专题复习课件》162.【中考复习专题】《定积定角取最值专题(反演问题》)163.微专题复习课件《平面直角坐标中两点之间的距离》;164.微专题复习课件《定边定线的等腰三角形》;165.微专题复习课件《中点坐标公式探究及应用》;166.《用通法求一次函数的解析式》;167.《一次函数中的面积问题》;168.《一次函数中的45度问题》.169.微专题复习课件《一次函数中的将军饮马问题》.170.微专题复习课件《菱形、正方形的将军饮马问题》171.微专题复习课件《反比例函数几何性质(1)》172.微专题复习课件《反比例函数几何性质(2)》173.微专题复习课件《旋转法求解八下小压轴题》174.微专题复习课件《平行四边形逆等线问题》175. 《一次函数难点问题解题策略》176.《二次函数中的90度问题解题探究》177.《生活中的抛物线178.中考专题复习课件:《再议45°角问题处理思路及方法》179.《直角三角形成比例线段(射影定理)》180.《二次函数中的面积问题》181.~190 相似三角形这一章各种模型解题讲究(共12个)191.中考复习专题《加权逆等线解题策略》192. 中考复习专题《胡不归求最值模型》193.中考复习专题《直线型“瓜豆”问题》194.中考复习专题《一点到三定点距离之和最短问题》.195.教材拓展内容:《三角形内、外角平分线定理》196.中考复习专题《正方形背景下的一题多问(1)》.197.中考复习专题《托勒密定理及不等式》198.中考复习专题《2倍角处理方法》 199.中考复习专题《利用反比例函数“平行性质”优化计算》200.中考复习专题《隐圆问题解题策略》201.考复习专题《“费马点”性质探究》202.中考复习专题课件《解直角三形及其应用》203.中考复习专题课件《二次函数背景下的一题多问》204.中考复习专题课件《12345模型及实际应用》205.中考复习专题课件《代数式中的最值问题》206.中考复习专题课件《求最值问题系列(1)》207.中考复习专题课件《阿基米德折弦定理及应用》208.中考复习专题课件《婆罗摩笈多模型》209.中考复习题课件《快算三角形边及相关线段的定理及公式210.中考复习专题课件《定点定长型辅助圆》211.中考复习专题课件定角定边求最值问题212. 中考复习件《定角定高求最值问题》213. 中考复习专题课件《定角定角平分线最值问题》214. 中考复习专题课件定角定中线求最值问题》215.中考复习专题课件《定角定周长求最值问题》216. 中考复习专题课件《定角定比(瓜圆)求最值问题》217. 中考复习专题课件《定角定积(反演)求最值问题》

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  1. CONNECT:[ UseTime:0.000595s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000750s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000350s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000404s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000503s ]
  6. SELECT * FROM `set` [ RunTime:0.000267s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000718s ]
  8. SELECT * FROM `article` WHERE `id` = 513876 LIMIT 1 [ RunTime:0.000471s ]
  9. UPDATE `article` SET `lasttime` = 1789808716 WHERE `id` = 513876 [ RunTime:0.001758s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000312s ]
  11. SELECT * FROM `article` WHERE `id` < 513876 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000406s ]
  12. SELECT * FROM `article` WHERE `id` > 513876 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000591s ]
  13. SELECT * FROM `article` WHERE `id` < 513876 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000585s ]
  14. SELECT * FROM `article` WHERE `id` < 513876 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000654s ]
  15. SELECT * FROM `article` WHERE `id` < 513876 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000660s ]
0.081237s