Find the side of the square whose perimeter is 20 m.
We know that,
Perimeter of square = 4 × Side
20 = 4 × Side
Therefore, side = 
= 5 m
Thus, the side of the square is 5m.
21
Find the side of the square whose perimeter is 20 m.
We know that,
Perimeter of square = 4 × Side
20 = 4 × Side
Therefore, side = = 5 m
Thus, the side of the square is 5m.