A right circular cylinder has a radius of 3 and a height of 5. Which of the following dimensions of a rectangular solid will have a volume closest to the cylinder.

(A)
(B)
(C)
(D)
(E)

4, 5, 5
4, 5, 6
5, 5, 5
5, 5, 6
5, 6, 6

Question

A right circular cylinder has a radius of 3 and a height of 5. Which of the following dimensions of a rectangular solid will have a volume closest to the cylinder.

(A)
          (B)
          (C)
          (D)
          (E)
	

4, 5, 5
4, 5, 6
5, 5, 5
5, 5, 6
5, 6, 6

anonymous · Answer

$$V=pir ^{2}h $$ for a right circular cylinder.  Substitute your values for r and h and get the volume by multiplying by pi and then see which of your answer choices comes closest to giving you that same value.