Question

A rectangle and square has same perimeter if length is 30 cm and 1 side of square 25 cm find its area

Answer 1

Answer:

Area of rectangle-

As the perimeter of rectangle and square are same ,so first let's find out are of square - 25^2

625 cm^2 & perimeter of square - 25 x 4 is 1OOcm , lets find out breadth of rectangle from given perimeter of square , as both perimeter are same - 2 ( l+b)=1OO

2 x (3O+b)=1OO

b = 1OO x 3O\2

b=15

Area of rectangle is 15 x 3O is 45Ocm^2