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Which undefined term is needed to define a circle?
O Point
Radius
Line
Ray


Sagot :

Final answer:

A circle is defined by a center point and radius in geometry.


Explanation:

Point is the undefined term needed to define a circle. In geometry, a circle is a set of all points that are equidistant from a single point called the center. The distance from the center to any point on the circle is the radius.


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