find the total surface area of a right circular cylinder whose radius is equal to 7 M and height is equal to 21 m
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TSA of cylinder = 2*pi*r(r+h)
= 2*22/7*7(7+21)
= 44*28
= 1232
= 2*22/7*7(7+21)
= 44*28
= 1232
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