i need help with number 9.
simple algebra.

Answer:
C 1099
Step-by-step explanation:
The volume of a cylinder is given by
V = pi * r^2 *h
We know the radius is 5 and the height is 14
Substitute in what we know
V = 3.14 * 5^2 *14
V = 3.14 *25*14
V =1099 in^3