Two endpoints on a circle and all of the points on the circle between those two endpoints.
The point from which all points on a circle are equidistant.
An angle whose vertex is the center of a circle.
A segment whose endpoints are on a circle.
A geometric figure composed of points that are equidistant from a given point.
The region within a circle bounded by a chord of that circle and the minor arc whose endpoints are the same as those of the chord.
A polygon whose segments are tangent to a circle.
Circles that share a center.
A chord that intersects with the center of a circle.
The same distance. Objects can be equidistant from one another.
A polygon whose vertices intersect with a circle.
An arc greater than 180 degrees.
An arc less than 180 degrees.
The point of intersection between a circle and its tangent line or tangent segment.
A segment with one endpoint at the center of a circle and the other endpoint on the circle.
A line that intersects with a circle at two points.
A region inside a circle bounded by a central angle and the minor arc whose endpoints intersect with the rays that compose the central angle.
A 180 degree arc.
A line that intersects with a circle at only one point (the point of tangency).
A segment with one endpoint at the point of tangency of a circle and the other endpoint on the tangent line.