檢視八面体的原始碼

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|<center><img src=https://img2.baidu.com/it/u=420611723,3487586084&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=500 width="300"></center>
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中文名；八面体

外文名；octahedron / octahedral

形状；棱锥体

构成；由6个顶点与8个正三角形构成
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'''八面体'''，由八个平面所组成的多面体皆称为八面体。
由6个顶点与8个正[[三角形]]构成的棱锥体，有八个面，每个面都是一个等边三角形。正如立方体一样，八面体的这八个面均为全等的[[正多边形]]。<ref>[https://wenda.so.com/q/1364886719067893 八面体的体积公式是什么],360问答 , 2013年4月2日</ref>