The square is divided into five rectangles,the perimeter of each rectangle is 30 cm, if you don'...
问题描述：
The square is divided into five rectangles,the perimeter of each rectangle is 30 cm, if you don'...
The square is divided into five rectangles,the perimeter of each rectangle is 30 cm, if you don't set x, can you work out the perimeter of this square?
答
这个正方形被分成五个矩形,每个矩形的周长是30cm,若你不设X,你能计算出这正方形的周长吗?