Question

If the perimeter of a square is 20 cm, what is its area?

Answer 1

Perimeter of square = 20 cm
Perimeter of square = 4 $\times$ side
Here, 4 $\times$ side = 20 cm
We know, 4 $\times$ 5 = 20
So, side of square = 5 cm

Area of the square = 5 $\times$ 5
= 25 sq. cm