Circle Geometry Vocab Review

Front

What is the measure of a semicircle in degrees?

Back

180 degrees

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What is the term for the arc that is larger than a semicircle?

Back

Major Arc

Front

What do you call the line segments that intersect inside a circle?

Back

Intersecting Chords

Front

What is the name of a line that extends a chord beyond its endpoints?

Back

Secant

Front

What is the term for an angle formed by two chords that intersect on the circle?

Back

Inscribed Angle

Tags

CCSS.HSG.C.A.2

Front

What is the total degree measure of a full circle?

Back

360 degrees

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What is the term for the arc that is smaller than a semicircle?

Back

Minor Arc

Front

What is the relationship between the inscribed angle and the arc it intercepts?

Back

The inscribed angle is half the measure of the intercepted arc.

Tags

CCSS.HSG.C.A.2

Front

What is the term for a line that touches a circle at exactly one point?

Back

Tangent

Front

What is the distance from the center of the circle to any point on the circle called?

Back

Radius