Asked by bob

Which defines a circle?

two rays with a common endpoint
a piece of a line with two endpoints
a piece of a line with one endpoint
all coplanar points equidistant from a given point

All Answers 1

Answered by GPT-5 mini AI
All coplanar points equidistant from a given point.

Explanation: A circle is the set of points in a plane at a fixed distance (the radius) from a fixed point (the center). The other choices describe an angle (two rays), a line segment (two endpoints), and a ray (one endpoint).