Circle Vocabulary

____- The set of all points in a plane, at a given distance from a given point in the plane.

____- Circles with the same radius.

____- Circles that lie in the same plane that share the same center.

____- A chord that contains the center of the circle.

____- A segment from a point on a circle, or a sphere, to the center.

____- Distance around a circle. This is the perimeter of the circle.

____- An arc of a circle whose endpoints are the endpoints of a diameter.

____- Two points on a circle, and the continuous part of the circle, between the two points.

____- A fraction of the circumference of a circle defined by the arc.

____- An arc of a circle whose length is greater than the length of a semicircle of the circle.

____- An arc of a circle whose length is less than the length of a semicircle of the circle.

____- A line that lies in the plane of a circle and that intersects the circle at exactly one point.)

____- A segment whose end points lie on a circle.

____- A line that contains a chord.

____- Angle whose vertex is the center of a circle and whose sides contain radii of a circle.

____- Angle whose vertex lies on a circle and whose sides contain chords of the circle.