Question

Find the area of a square whose perimeter is 140 metre

Answer 1

Step-by-step explanation:

PERIMETER OF SQUARE

$4 \times side \\ 140m = 4 \times side \\ \frac{140}{4} = side \\ 35 = side$

$area = {side}^{2} \\ area = 35 \times 35 \\ = 1225 {m}^{2}$

Answer 2

1225

Step-by-step explanation:

1. 4*X=140
2. x=35
3. x^2=1225