Question

The diameter of two silver disks is in the ratio 2:3. What will be the ratio of their areas?

Answer 1

hello dear
area of A/area of B= πr^2/πr^2
area of A/area of B= r^2/r^2
= (2)^2/(3)^2
=4/9
the radio of their area = 4:9
thanks dear

Answer 2

4:9 is the ratio of there area

Hope its help you ( thank you )