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正方体的棱长总和公式是什么
更新时间: 2020-10-23 00:00:00  

正方体的棱长总和公式是边长x12。正方体边长的数目是12条,每条边的长度相等,因此棱长总和L=边长a*12。长方体棱长总和=(长+宽+高)*4,长各有4条,宽各有4条,高也个有4条,棱长总和就是所有棱长的累加。

用六个完全相同的正方形围成的立体图形叫正方体。侧面和底面均为正方形的直平行六面体叫正方体,即棱长都相等的六面体,又称“立方体”、“正六面体”。正方体是特殊的长方体。

关键词: 正方体 总和 公式 什么

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