A cylinder has a radius of 40 ft and a height of 17 ft. What is the exact surface area of the cylinder?
1 answer:
2 pi r h+2 pi r squared
2 x pi x 40 x 17 = 4272.566009
2 x pi x 40 squared = 10053.09649
so 4272.566009 + 10053.09649 = 14325.6625
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