# math

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find the surface area of a Cylindrical grain silo with hemispherical top
height=71
diamatere=62

• math -

So the radius of the top is 31 and the surface area of the hemisphere
= (1/2)4pi(31)^2
= 1922pi

Surface area of cylinder
= 2pi(31)(71) = 4402pi
so the total surface area = 6324pi

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