5
Answer: DSet 3: Area Volume (Advanced)
Explanation
PROBLEM
Recent studies show that a cone has radius 4 and height 6. What is its volume? (Express as a number times pi)
A cone has radius 4 and height 6. What is its volume? (Express as a number times pi)
A.
24pi
B.
96pi
C.
64pi
D.✓ Correct
32pi
Detailed Explanation
[Variation 1] Choice D is the best answer. Volume = (1/3) times pi times r squared times h = (1/3) times pi times 16 times 6 = 32pi
Why others are wrong:
A: 24pi is incorrect because it does not satisfy the equation.
B: 96pi is incorrect because it does not satisfy the equation.
C: 64pi is incorrect because it does not satisfy the equation.