Shade 87.5% of the area of the rectangle. explain 87.5% by 72 is 63十万火急,要英文的.快啊.谢谢!

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 14:43:59

Shade 87.5% of the area of the rectangle. explain 87.5% by 72 is 63十万火急,要英文的.快啊.谢谢!
Shade 87.5% of the area of the rectangle. explain 87.5% by 72 is 63
十万火急,要英文的.快啊.谢谢!

Shade 87.5% of the area of the rectangle. explain 87.5% by 72 is 63十万火急,要英文的.快啊.谢谢!
Cut the rectangle into 8 triangles ,then shade 7 pieces of them.
If each triangle stand for 9 ,then 7 pieces is 63 ,and the whole rectangle is 72.
So 87.5% by 72 is 63 .