Question

By what percentage will the side of a square has to be decreased if the area has to be decreased by 36%?

Answer 1

Answer:

20%

Step-by-step explanation:

For example. The area of a 10x10 square is 100, a decrease by 36% would leave an area of 64 remaining. Therefore, the new sides dimentions would be 8x8.

to go from 10 to 8 is a twenty percent decrease