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Geometry 6 Online
OpenStudy (anonymous):

A right cylinder has a radius of 5 and a height of 9. What is its surface area?

OpenStudy (sirm3d):

the formula for the surface area of a right circular cylinder is 2B + 2pi rh, where B is the area of the bases (both circles)

OpenStudy (anonymous):

I Dont Understand It

OpenStudy (amistre64):

what is the circumference of one of the base circles?

OpenStudy (amistre64):

circumference times height gives side area and the area of the bases are the areas of their circles; find the area of the circule and times it by 2 then add up all the side and base areas to get the total surface area

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