如图,
中,
,点
是
内一个动点,且满足
,当线段
取最小值时,记
,线段
上一动点
绕着点
顺时针旋转得到点
,且满足
,则
的最小值为 _____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa8cee7d2463f6f7d352e8b65f47cf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0531ce5e29d41afd5a681f5cf92009.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/269ca81a0b70432046744ba2658fea01.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec66384de001ccfd86e935ddcfe1033d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
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更新时间:2020-05-17 19:35:13
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