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Mathematics 8 Online
OpenStudy (anonymous):

A right circular cylinder has a base whose area is 616 square feet. If the height of the cylinder is 9 feet, what is its lateral surface area? Use π =

OpenStudy (anonymous):

@Mertsj ...can you help?

OpenStudy (mertsj):

Use the area of the base to find the radius.

OpenStudy (mertsj):

\[616=\pi r^2\]

OpenStudy (mertsj):

\[r=14\]

OpenStudy (mertsj):

Now use the radius to find the lateral area:

OpenStudy (mertsj):

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