Final answer:
A circle is the set of all points equidistant from a given center point.
Step-by-step explanation:
A circle is defined as the set of all points that are the same distance from a given point called the center. In other words, any point on the circle is equidistant from the center. This distance is known as the radius of the circle. It is important to note that a circle is a two-dimensional shape that lies on a plane.
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