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3 years ago

Find the surface area of a cylinder with a height of 9 ft and a base radius of 3 ft.

Mathematics

1 answer:

oee [108]3 years ago

8 0

Answer:

282.72ft^2

Step-by-step explanation:

A=2(pi)rh+2(pi)r^2

A=2(pi)(3)(9)+2(pi)(3)^2

A=2(pi)(27)+2(pi)(9)

A=2(84.82)+2(28.27)

A=169.64+113.08

A=282.72

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