Question

If the sides of a square lengthened byby 3cm,the area becomes 121cmsquare. find the perimeter of the original square

Answer 1

let the original side be x.
so, (x+3)^2=121
so,x+3=11
thus,x=(11-3)cm=8 cm

perimeter of a square=4x
=4*8=32cm

Answer 2

hence the answer is 32cm