如图,正方形
的边长为
是边
的中点,点
是正方形内一动点,且
,连接
,将线段
绕点
逆时针旋转
得到线段
,连接
,则线段
的长的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a4963d964163559c808962827be3d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93af9774200946261f0ccba3e6eeba9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/243580f3e28d45b558771b1bacdc8a9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cad4595d5352b2884568a59d8d766a4.png)
更新时间:2023-12-08 15:24:33
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【推荐1】如图,在
中,∠ACB=90°,AC=2,BC=1,点A、C分别在x轴、y轴上,当点A在x轴运动时,点C随之在y轴上运动,在运动过程中,点B到原点O的最大距离为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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【推荐2】如图,在边长为
的正方形
中,点
,
分别为
,
边上的动点
不与端点重合
,连接
,
,分别交对角线
于点
,
点
,
在运动过程中,始终保持
,连接
,
下列结论:①
;②
的周长为
;③
;④若过点
作
,垂足为
,连接
,则
的最小值为
,其中所有正确结论的序号是______ .
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【推荐1】如图,在等边
ABC中,AD⊥BC于D,AC=6,点F是线段AD上的一动点,连接BF,以BF为边作等边
BFE,连接DE,则点F在运动过程中,线段DE长度的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
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【推荐2】如图,正方形
的边长为
,
是
边的中点,点
是正方形内一动点,
,将线段
绕
点逆时针旋转
得
,连
,线段
的最小值为______ .
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【推荐1】如图,正方形
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【推荐2】如图,正方形ABCD的边长为10,AG=CH=8,BG=DH=6,连接GH,则线段GH的长为_____ .
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【推荐1】如图,
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,
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为
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逆时针旋转
至
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(1)当
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(2)当
恰为等腰三角形时,
的值为__________ .
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(2)当
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【推荐2】如图,在
中,
,
,点
是边
上一动点(点B除外),
绕点
逆时针旋转
,得到
,则
面积的最大值是__________ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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