SOLUTION: The lateral area of a right cylinder is 3 times the area of its base. What is the height h of the cylinder in terms of its radius r?

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Question 328793: The lateral area of a right cylinder is 3 times the area of its base. What is the height h of the cylinder in terms of its radius r?
Answer by Alan3354(69443) About Me  (Show Source):
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The lateral area of a right cylinder is 3 times the area of its base. What is the height h of the cylinder in terms of its radius r?
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LA+=+2%2Api%2Ar%2Ah
BA+=+pi%2Ar%5E2
LA = 3BA
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2pi%2Ar%2Ah+=+3pi%2Ar%5E2
2h = 3r
h = 3r/2 = 1.5r