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The formula for the surface area (SA) of a cylinder is:

SA = 2*pi * r^2 + 2*pi * r * h

By plugging in the values given here, (r = 7, h = 22), you get:

SA = 2*pi * 7^2 + 2*pi * 7 * 22

SA = 2*pi * 49 + 2*pi *154

SA = 98*pi + 308*pi

SA =406*pi

SA = 1,275.49 inches squared

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Q: What is Surface area of a cylinder with 7in radius and 22in length?
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