如图,在以点A为直角顶点的
中,
,
,点D是边
的中点,以
为底边向上作等腰
,
,
交
于点K,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb6dee10cc30281e3b4480d3aecb0fd.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e50ffaba29591d84ffa294bb817acae.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e4fa04825ac7d071968056322d88be.png)
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22-23八年级上·浙江嘉兴·期末 查看更多[7]
浙江省嘉兴市2022-2023学年八年级上学期数学期末检测试题(已下线)专题 18.60 平行四边形(全章复习与巩固)(培优篇)(专项练习)-2022-2023学年八年级数学下册基础知识专项讲练(人教版)(已下线)专题1.15 特殊平行四边形(全章分层练习)(培优练)-2023-2024学年九年级数学上册基础知识专项突破讲与练(北师大版)(已下线)第1章 特殊平行四边形(单元测试·拔尖卷)-2023-2024学年九年级数学上册基础知识专项突破讲与练(北师大版)浙江省嘉兴市2022-2023学年八年级上学期期末数学试题浙江省嘉兴市2023-2024学年八年级上学期期末数学试题(已下线)专题09 浙江省八年级上期末试卷选择、填空易错压轴题分类训练(46题)-【好题汇编】备战2023-2024学年八年级数学上学期期末真题分类汇编(浙教版)
更新时间:2023-09-13 23:07:37
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【推荐1】如图,
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,
,
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上方构造正方形
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【推荐2】如图,已知矩形
,点E在
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交
于点G.若
,
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_________ .
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【推荐1】如图,
中,
,
,
,
是
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是
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【推荐2】在平面内,先将一个多边形以点O为位似中心放大或缩小,使所得多边形与原多边形对应的线段的比值为k;再将所得多边形以点O为旋转中心,逆时针旋转一个角度
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为旋转角.如图,
是边长为
的等边三角形,将它作旋转相似变化
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长________
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【推荐1】若等腰三角形的两边长分别是5cm和9cm,则这个三角形的周长是______ .
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【推荐2】已知等腰三角形的周长为
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