Question

The circumference of two circles are in ratio 2:3. Find the ratio of their areas?​

Answer 1

Answer:

4:9 is the area of circle

Answer 2

Answer:

4/9

Step-by-step explanation:

2πr/2π R=2:3

so,

3r=2r

area of circle =πr^2

therefore,

πr^2/πR^2=πr^2/π(9r^2/4)=4/9

thus the ratio of circles area is 4:9.….....