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Mathematics 21 Online
OpenStudy (anonymous):

A cylinder has a height that is 2 times as large as its radius. The lateral area of the cylinder is 16 square units. The radius is 4. What is the height of the cylinder?

OpenStudy (twizttiez):

What do you think? ^-^

OpenStudy (twizttiez):

Let radius = r units ==> ht = 2r units A = 2πrh 2πr(2r) = 16π 4r^2 = 16 r = 4 units Well @smartstuff I hope this helps! ^-^

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