Question

the side of two square are in the ratio 5: 7.find the ratio of their areas​

Answer 1

Answer:

let the sides be a1 and a2

a1/a2=5/7

The areas Be A1 and A2

if a is the side of the square than are a is a^2

A1/A2=(a1/a)^2=(5/7)^2=25/49