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[几何] 一道立体几何题

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guanmo1 Posted 2017-5-13 20:05 |Read mode

立体几何.png

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乌贼 Posted 2017-5-13 21:11

主要考运算

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Author| guanmo1 Posted 2017-5-13 21:34

回复 2# 乌贼

圆柱的高呢？

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乌贼 Posted 2017-5-13 22:38

回复 3# guanmo1
$ AC_1 -2$倍正三棱锥的高

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