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英语翻译What is the least number of squares each of side length 2 inches that is needed to cover completely,without overlap,a larger square with side length 8 inches?(A) 4 (B) 8 (c) 9 (D) 16 (E) 32

题目详情
英语翻译
What is the least number of squares each of side length 2 inches that is needed to cover completely,without overlap,a larger square with side length 8 inches?
(A) 4 (B) 8 (c) 9 (D) 16 (E) 32
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答案和解析
问题翻译:
用边长2英寸的正方形来覆盖边长8英寸的正方形,要求没有重叠,问最少需要多少个小正方形.
每个小正方形的面积是4
大正方形的面积是64
又因为大正方形的边长能被小正方形的边长整除
-->最少需要的个数为64/4=16个