7
Answer: ASet 2: Area Volume (Advanced)
Explanation
PROBLEM
A cylinder has radius 2 and height 2. What is its volume? (Express as a number times pi)
A cylinder has radius 2 and height 2. What is its volume? (Express as a number times pi)
A.✓ Correct
8pi
B.
10pi
C.
8pi
D.
4pi
Detailed Explanation
Choice A is the best answer. Volume = pi times r squared times h = pi times 2 squared times 2 = 8pi
Why others are wrong:
B: 10pi is incorrect because it does not satisfy the equation.
C: 8pi is incorrect because it does not satisfy the equation.
D: 4pi is incorrect because it does not satisfy the equation.