8

Set 3: Area Volume (Advanced)

Explanation

Answer: A

PROBLEM

A cone has radius 5 and height 6. What is its volume? (Express as a number times pi)

A cone has radius 5 and height 6. What is its volume? (Express as a number times pi)

A.

50pi

✓ Correct
B.

100pi

C.

150pi

D.

30pi

Detailed Explanation

Choice A is the best answer. Volume = (1/3) times pi times r squared times h = (1/3) times pi times 25 times 6 = 50pi

Why others are wrong:
B: 100pi is incorrect because it does not satisfy the equation.
C: 150pi is incorrect because it does not satisfy the equation.
D: 30pi is incorrect because it does not satisfy the equation.