14-07-2020
Mathematics

contestada

What is the surface area of a cylinder
396 pi ft^2
180 pi ft^2
192 pi ft^2
252 pi ft^2

What is the surface area of a cylinder 396 pi ft2 180 pi ft2 192 pi ft2 252 pi ft2 class=

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wegnerkolmp2741o wegnerkolmp2741o

14-07-2020

Answer:

252pi ft^2

Step-by-step explanation:

The surface area of a cylinder is given by

SA = 2 pi r^2 + 2pi rh

The diameter is 12 so the radius is 12/2 = 6

= 2 pi (6)^2 +2 pi *6*15

= 72 pi + 180pi

= 252pi ft^2

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