天气预报 > 其他 > 正方体去掉一个角还有几个角
正方体去掉一个角还有几个角
更新时间: 2020-07-06 00:00:00  

1、当沿正方形对角线去掉一个角之后,正方形还剩下三个角;

2、当沿正方形一个角到对边之间任意一点间的连线去掉一个角时,正方形还剩下四个角;

3、当沿正方形相邻两边上任意两点间的连线去掉一个角时,正方形还剩下五个角。

关键词: 正方体 去掉 一个 还有

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