The sum of the squares of the sides of a rhombus is 1600 cm2 . What is the side of the rhombus?

15 cm 20 cm 25 cm 10 cm

20 cm

We have, The sum of the square of the sides of a rhombus = 1600 cm2 Let the side of the rhombus be s Sum of side of rhombus = 4s According to the question = 4s2 = 1600 cm2 = s2 = 400 = s = 20 cm