Question

Find the exact volume of the cylinder. A: 14pi m^3 B: 28pi m^3 C: 56pi m^3 D: 112pi m^3

Answer 1

B: 28pi m^3

Explanation:

r = 4/2 = 2 m

h = 7 m

Volume of cylinder

`= \pi {r}^(2) h \\ \\ = \pi * {2}^(2) * 7 \\ \\ = \pi * 4 * 7 \\ \\ = 28\pi \: {m}^(3)`