Answer:
D
Step-by-step explanation:
Volume of cone is given by the formula:
Volume of Cone = [tex]\frac{1}{3}\pi r^2 h[/tex]
Putting h = 6 and r = 9 in the formula, we get:
[tex]V=\frac{1}{3}\pi r^2 h\\V=\frac{1}{3}\pi (9)^2 (6)\\V=\frac{1}{3}\pi (486)\\V=162 \pi[/tex]
D is the correct choice.