已知棱长为1的正方体
中,点
,
分别是棱
,
上的动点,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d5e3d8a07ac797c1d4c489f23209fe4.png)
.设
与
所成的角为
,与
所成的角为
,则
的最小值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d5e3d8a07ac797c1d4c489f23209fe4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/641e46a81111e9a829bc7962b1a18e82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
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21-22高二上·上海黄浦·阶段练习 查看更多[2]
上海市格致中学2021-2022学年高二上学期10月月考数学试题(已下线)第10章 空间直线与平面 单元综合检测(重点)-2023-2024学年高二数学同步精品课堂(沪教版2020必修第三册)
更新时间:2023-01-19 19:49:25
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【推荐2】已知点A,B,C在半径为
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