用大小完全相同的100块正方形地板砖正好可以铺满一间面积为16m2的卧室,求每一块正方形地板砖的边长.
人气:458 ℃ 时间:2019-09-24 19:24:18
解答
一块地板砖的面积为16÷100=0.16m
2,
∴每一块正方形地板砖的边长=
=0.4.
故每一块正方形地板砖的边长为0.4m.
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