Alexie A.

asked • 05/07/15

A school playground is a 25 m by 40 m rectangle.

A school playground is a 25 m by 40 m rectangle. The school increases the width to 40 m and increases the length so that the original rectangle and the new one are similar. By how much does the perimeter of the playground increase?

1 Expert Answer

By:

Mark M. answered • 05/07/15

Mathematics Teacher - NCLB Highly Qualified

Alexie A.

What is the change in the area?
Report

05/07/15

Mark M.

tutor
What is the original area?
The new area is 64/25 times that.
Report

05/07/15

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