Question

The perimeter of a square is 40cm. How do you find its area?

Answer 1

`100cm^2`

Explanation:

perimeter of the square is `4s`

`4s` = `40`

`s` = `40/4`

`s` = `10`

area of the square is `s^2`

`10^2` = `100`

area of the square is `100cm^2`