Question

The ratio of the radii of two distinct spheres is 3:4. what is the ratio of their respective surface areas? a. 4:3 b. 3:4 c. 9:16 d. 27:64

Answer 1

c. 9:16

Explanation:

4π(3)^2:4π(4)^2

36π : 64π

9 : 16