Circle Terminology

Front

What is the point in the middle of a circle called?

Back

Center point

Front

A segment with two endpoints on the circle is known as what?

Back

Chord

Front

What is the distance from the center of a circle to the boundary called?

Back

Radius

Front

What is the longest chord in a circle called?

Back

Diameter

Front

What do you call a line that touches a circle at exactly one point?

Back

Tangent

Front

What is the angle formed by two chords that share an endpoint inside the circle?

Back

Inscribed Angle

Tags

CCSS.HSG.C.A.2

Front

What is the term for a line segment that passes through the center of the circle and has endpoints on the circle?

Back

Diameter

Front

What is the term for the distance across the circle through the center?

Back

Diameter

Front

What is the term for a line segment that connects two points on the circle?

Back

Chord

Front

What is the relationship between the radius and diameter?

Back

Diameter is twice the radius.

Tags

CCSS.7.G.B.4