发布时间:2025-02-03 13:25:35
因为剩下部分和原来的表面积都是由两个正方形和四个侧面组成,用138-98便得到了锯下的正方体的四个侧面的面积,40.正方体六个面相等,一个面就是10平方米。所以锯下的正方体表面积就是60平方米。
服装店店名你好服装店名两个字时尚大气优雅易记其中要带木字旁的
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