Circle Basics: Vocab, Central Angles & Arc Measure (Lesson1)

Front

This is a picture of ___________.

Back

Major Arc

Front

This is a picture of ___________.

Back

Minor Arc

Front

This is a picture of ___________.

Back

Semi-Circle

Front

This is a picture of ___________.

Back

Central Angle

Front

This is a picture of ___________.

Back

Diameter

Front

Distance from circle center to boundary (half diameter).

Back

Radius

Front

This is a picture of ___________.

Back

Radius

Front

This is a picture of ___________.

Back

Chord

Front

Angle at circle's center.

Back

Central Angle

Front

Long way around a circle > 180°

Back

Major Arc