If the ratio of circumference of two circles is 4:9, what is the ratio of their respective areas?

If the ratio of circumference of two circles is 4:9, what is the ratio

1.	If the ratio of circumference of two circles is 4:9, what is the ratio of their respective areas?
A.	0.37777777777778
B.	16:81
C.	0.17291666666667
D.	2:3
Answer» C. 0.17291666666667

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If the ratio of circumference of two circles is 4:9, what is the ratio of their respective areas?

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