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[几何] 体积是5还是6？

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蛋疼的青春

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蛋疼的青春 posted 2015-5-30 15:37 |Read mode

Last edited by hbghlyj 2025-5-18 12:03

体积是多少？

体积是多少？

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kuing posted 2015-5-30 16:05

6

这题关键是要把剩下那条没画出来的棱把它画正确，那条棱是 MC ，而不是 PB，这是因为 PB 实际上是在这个多面体内部的。
如果误认为 PB，就会得出 5 的结果。

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蛋疼的青春

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original poster 蛋疼的青春 posted 2015-5-31 17:54

明白了，谢谢

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2025-7-15 14:56 GMT+8

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