4. Find the exact volume of the cylinder. Use alt+227 or pi for pi as needed. . 1
16
21

Answer:
Step-by-step explanation:
[tex]\text{The volume of a cylinder is}\\ \\ V=h\pi r^2,\ r=16/2=8,/ h=21\\ \\ V=21\pi (8^2)\\ \\ V=1344\pi[/tex]