A cylinder has a height of 11 inches and radius of 9 inches. Find the surface area of the cylinder in terms of

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Mathematics

Sarai Reeves

8 October, 17:59

A cylinder has a height of 11 inches and radius of 9 inches. Find the surface area of the cylinder in terms of

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Brock Acevedo · Answer 1

S = 2*π*r * (r + h) height = 11 in (h)

radius = 9 in (r)

S = 2πr² + 2πrh π ≈ 3.14

S = 2 * π * 9² + 2 * π * 9 * 11

S = 162π + 198π S ≈ 360 * 3.14

S = 360π in² S ≈ 1130.4 in²