SOLUTION: If the lateral surface area of a right circular cylinder is 42pi ft^2 and the total surface area is 60pi ft^2, what is the radius of a base?

Algebra ->  Surface-area -> SOLUTION: If the lateral surface area of a right circular cylinder is 42pi ft^2 and the total surface area is 60pi ft^2, what is the radius of a base?      Log On


   



Question 1076968: If the lateral surface area of a right circular cylinder is 42pi ft^2 and the total surface area is 60pi ft^2, what is the radius of a base?
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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HINT: The difference 60pi+-+42pi = 18pi is the doubled area of the base of the cylinder.

Can you continue anf complete from this point ?