Answer:
13
Step-by-step explanation:
formula for volume of a sphere is V=4/3 x pi x R63
if diameter = 16 than radius = 16/2 = 8
so the equation would be 4/3 x pi x 8^3
the answer is A
hope this helps
well 9+10=21
1.
2.
3.
4.
4 is 1
5 is 2
hope this helps:P