Question

The area of a rectangle is 360cm2 which is equal to 90% of the area of a square what iseach side of the square

Answer 1

Answer:

Let the area of square be x.

according to the question,

area of rectangle= 90% of x

∴360=9/10 *x

⇒x = 360*10 / 9=400 cm²

area of square= 400 cm²

each side= 400/4= 100 cm