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5 July, 20:07

What is the surface area of a cylinder with a height of 32 and a radius of 7

note: answer must not be decimal or fraction. Must be in pi from. EX) 15pi

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  1. 5 July, 23:53
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    Lateral area = 2π rh=2π (7) (32) = 448π

    end areas = 2π r² = 2π 7²=98π

    Total surface area=lateral area+end areas = (448+98) π =546π
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