Question

2. The perimeter of a square is 20 cm, find its area.
2. The floor of holl:​

Answer 1

let the side of square=x cm

perimeter = 20 cm

4×sides =20

4×x=20

4x=20

x=20÷4

x=5

the side of square =5 cm

now, area of square=side×side

5×5= 25 cm