The square shown has a perimeter of 32 units. The square
is rotated about line k.
What shape is created by the rotation and what is the
approximate circumference of the base?
Circumference of a circle: C = 21
O a cone with a base circumference of about 25 units
O a cone with a base circumference of about 50 units
O a cylinder with a circumference of about 25 units
O a cylinder with a circumference of about 50 units
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