SOLUTION: two cylinders have the same volume. If the radius of cylinder 1 is 3 times the radius of cylinder 2, then the height of cylinder 2 is how many times the height of cylinder 1?
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Question 721303: two cylinders have the same volume. If the radius of cylinder 1 is 3 times the radius of cylinder 2, then the height of cylinder 2 is how many times the height of cylinder 1?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
radius of cylinder 1: 3r
radius of cylinder 2: r
height of cyl 1: h
height of cyl 2: y
volume of cylinder 1:
volume of cylinder 2:
The volumes are expected to be equal. We want to know the ration of y to h.
Divide both sides by ,
. Ratio of heights of cylinder 2 to cylinder 1
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