英语翻译The large square has an area of 100 square meters.The vertices of the other square lie at the midpoint of the sides of the larger square.What is the area of the smaller square?
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英语翻译The large square has an area of 100 square meters.The vertices of the other square lie at the midpoint of the sides of the larger square.What is the area of the smaller square?
英语翻译
The large square has an area of 100 square meters.The vertices of the other square lie at the midpoint of the sides of the larger square.What is the area of the smaller square?
英语翻译The large square has an area of 100 square meters.The vertices of the other square lie at the midpoint of the sides of the larger square.What is the area of the smaller square?
大方形面积100平方,还有一个小方形,在这个大方形的每个边的中点上.问这个小方形的面积.
直接一个辅助线,连接小方形的对顶点.
可以看到构成2个三角形,可以看出每个三角形是其所在面积的一半,所以,这个小方形恰好是大方形的面积的一半,就是50平方
大正方形面积100m^2, 小正方形的顶点在大正方形各边的中点上, 求小正方形的面积。
用勾股定理求吧? 应该是大正方形面积的一半。
大正方形面积100平米 小正方形的顶点在大正方形各边的中点上, 求小正方形的面积。
面积100 则边长是10 对角线10*根号2 则小面积50