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A right circular cylinder has a lateral area of 27 in2 and a base area of 20 in2. What is the surface area of the cylinder?

A. 540 in2

B. 135 in2

C. 67 in2

D. 47 in2

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  1. 29 May, 03:53
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    Given that a cylinder has a base area of 20.7 in^2 and lateral area of 25.3 in^2. The surface of the cylinder will be given by:

    SA=πr^2+πrl

    where

    πr^2=base area=20.7 in^2

    πrl=lateral area=25.3 in^2

    SA = (base area) + (lateral area)

    SA=20.7+25.3

    SA=52.3 in^2
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