Geometry Circle Review Area, Circumference, Central Arcs

The set of all points in a plane that are given distance from a given point.

• circumference

• Circle

• semi circle

• tangent line

The distance around the circle.

• congruent circles

• semicircle

• arc

• circumference

The line segment that has endpoints on a circle and passes through the center of the circle.

• radius

• minor arc

• diameter

• secant line

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

• semicircle

• major arc

• minor arc

• circle

A continuous part of a circle between two points on the circle.

• circle

• arc

• circumference

• tangent line

An angle whose vertex is the center and whose sides are the radii of the circle.

• radius

• arc

• central angle

• secant line

A line segment whose endpoints are on a circle.

• semicircle

• concentric circles

• chord

• sector of a circle

The given point from which all points on a circle are equidistant.

• arc

• radius

• center or a circle

• chord

Circles that lie in the same plane and have the same center.

• arc

• concentric circles

• central angle

• secant line

An arc that is larger than the semicircle.

• semicircle

• circle

• major arc

• adjacent arcs.