Parts of Circles Flashcard

Front

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

Back

arc

Front

The distance around the circle.

Back

circumference

Front

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

Back

semicircle

Front

A line that intersects a circle in exactly one point.

Back

tangent line

Front

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

Back

Circle

Front

The longest chord of a circle that passes through the center.

Back

diameter

Front

A line segment from the center of the circle to any point on the circle.

Back

radius

Front

A part of the circumference of a circle that is less than a semicircle.

Back

minor arc

Front

A part of the circumference of a circle that is greater than a semicircle.

Back

major arc

Front

Two circles that have the same center but different radii.

Back

congruent circles