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What is the surface area of a cylinder with a radius of 5 ft and a height of 2 ft?

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Answer:

Its B.

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What is the surface area of a cylinder with a radius of 5 ft and a height of 2 ft-example-1
User Morteza Naeimabadi
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\bf \textit{total surface area of a cylinder}\\\\ SA=2\pi r(h+r)~~ \begin{cases} r=radius\\ h=height\\ -----\\ r=5\\ h=2 \end{cases}\implies SA=2\pi (5)(2+5) \\\\\\ SA=10\pi (7)\implies SA=70\pi
User HBN
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