Asked by Sandra
4. The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder?
2spi (3x2 + 10x – 8)
2 pi (12x2 + 7x-2)
2 pi (12x2 -2x +13)
2 pi (12x2 -5x -2)* my answer??
2spi (3x2 + 10x – 8)
2 pi (12x2 + 7x-2)
2 pi (12x2 -2x +13)
2 pi (12x2 -5x -2)* my answer??
Answers
Answered by
Sandra
found the right answer -- the last one.
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