Mi7n2christeislenait Mi7n2christeislenait

17-09-2016
Mathematics

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cylinder a has a radius of 2 inches and a height of 2 inches. cylinder b has a radius of 2 inches and a height of 4 inches. calculate the surface area for both cylinders.

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nobillionaireNobley nobillionaireNobley

19-09-2016

Surface area of cylinder = 2πrh + 2πr^2

SA for cylinder A = 2π x 2 x 2 + 2π x (2)^2 = 8π + 8π = 16π
SA for cylinder B = 2π x 2 x 4 + 2π x (2)^2 = 16π + 8π = 24π

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