名校
1 . 如图,正三棱锥
和正三棱锥
的侧棱长均为
,
.若将正三棱锥
绕
旋转,使得点E,P分别旋转至点A,
处,且A,B,C,D四点共面,点A,C分别位于BD两侧,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb7ed85b76fb4c5e9a9a60bff4337742.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c10c16d2d9d22c4b34ddd965e26aa0d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/714cc3707bba3bfdb56e251999be8592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb7ed85b76fb4c5e9a9a60bff4337742.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/14/580e7d53-2396-4cef-9adc-cb10486b8bc1.png?resizew=135)
A.![]() | B.![]() |
C.多面体![]() ![]() | D.点P与点E旋转运动的轨迹长之比为![]() |
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2023-06-11更新
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2卷引用:安徽省五校(蒙城一中涡阳一中、淮南一中、怀远一中、颖上一中)2023届高三第二次五校5月联考数学试题