Question

find the perimeter of the square whose area is 1.69 sq m

Answer 1

firstly find the side by using this s= under root of 1.69
after that find the perimeter by using p= 4*side

Answer 2

area of the square =side square
1.69=1.3× 1.3
therefore side of the square =1.3cm
perimeter of square=4×side
=4×1.3=5.2cm