1 . 在三棱柱
中,
,
,
两两垂直,且
,点
在侧面
内(含边界),若
,则
长度的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51d0bcf50b83ad901801229c0e85a660.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58cc6184b191e6da43911e701121517e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13ec2dc9d535fca4380e89f606dadb95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b930328eabbf461a53ee2b5a9546cc.png)
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2020-08-15更新
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2卷引用:河南名校联盟基础年级联考2019-2020学年高一下学期期末考试数学