Circles Reference-Geometry Vocab HW

Front

Definition of the center of a circle

Back

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

Front

Definition of a chord?

Back

A segment with endpoints on the same circle.

Front

Radius of a circle:

Back

A segment from the center to a point on the circle.

Front

Definition of diameter:

Back

A segment with endpoints on a circle that passes through the center.

Front

A secant is...

Back

A line that intersects a circle at two points.

Front

Internal Tangent: A tangent common to two circles that intersects the segment joining their centers.

Back

A tangent common to two circles that intersects the segment joining their centers.

Front

External Tangent: A tangent common to two circles that does not intersect the segment joining their centers.

Back

A tangent common to two circles that does not intersect the segment joining their centers.

Front

Central Angle is...

Back

An angle whose vertex is the center of a circle.