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What is the surface area of a cylinder with base radius 2 and height 9? Either enter an exact answer in terms of \pi or use 3.14, \piπpi and enter your answer as a decimal.

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sqdancefan

Answer:

  44π

Step-by-step explanation:

The surface area of a cylinder is given by the formula ...

  S = 2πr² +2πrh = 2πr(r+h)

For the given dimensions, the area is ...

  S = 2π(2)(2 +9) = 44π

The surface area is 44π square units.