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A cone is a three-dimensional geometric shape with a smooth taper from a flat base to the top or vertex.
What is a cone?
A cone is a three-dimensional geometric shape with a smooth taper from a flat base to the top or vertex. A cone is made up of a series of line segments, half-lines, or lines that connect a common point, the top, to all of the points on a base in a plane that does not contain the top.
Given ABC is a triangle, which spins about AD. Therefore, the shape that would be spinning flag would create is a cone.
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