Question

Question 9

Find the side of the square whose perimeter is 20 m.

Answer 1

The perimeter of a closed figure is the length of its boundary.

Perimeter of square = 4 $\times$side.

$\Rightarrow$ side of a square = $\frac{Perimeterofsquare}{4}$ = $\frac{20}{4}$ = 5 cm.

Thus, the side of square is 5 cm.