1

Set 1: Area Volume (Advanced)

Explanation

Answer: D

PROBLEM

A cone has radius 2 and height 3. What is its volume? (Express as a number times pi)

A cone has radius 2 and height 3. What is its volume? (Express as a number times pi)

A.

12pi

B.

6pi

C.

8pi

D.

4pi

✓ Correct

Detailed Explanation

Choice D is the best answer. Volume = (1/3) times pi times r squared times h = (1/3) times pi times 4 times 3 = 4pi

Why others are wrong:
A: 12pi is incorrect because it does not satisfy the equation.
B: 6pi is incorrect because it does not satisfy the equation.
C: 8pi is incorrect because it does not satisfy the equation.