Answer:
16
Step-by-step explanation:
Answer:
Option C. 
Step-by-step explanation:
we know that
The volume of a cylinder is equal to

we have


substitute


Use the pythagorean theorm
16^2 + 12^2 = c^2
256 + 144 = c^2
400 = c^2
c = 20 feet or a
Answer:
25
Step-by-step explanation:
x^2=24^2+7^2
=576+49
=625
x=25