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A square with area of 16 cm^2 is rotated to form cylinder. What is the volume of the cylinder?

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The Area of a square can be written as
A = s^(2) where s is side length. Hence, s² = 16 and the side is 4. So now you know the height of the cylinder is 4. The diameter is also 4 because all sides are equal in a square. Hence,
V = \pi r^(2) h and V = (4)²π(4) and finally, V = 64π
User Zac Morris
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