Circle Parts Vocabulary

• Minor Arc

• Semicircle

• Major Arc

• Point of Tangency 

This is a picture of ___________.

• Chord

• Diameter

• Radius

• Inscribed Angle

Tags

CCSS.HSG.C.A.2

Name the pictured part of the circle.

• segment

• Central Angle

• Sector

• Center

This is a picture of ___________.

• Minor Arc

• Major Arc

• Semi-Circle

• Central Angle

This is a picture of ___________.

• Minor Arc

• Major Arc

• Semi-Circle

• Central Angle

This is a picture of ___________.

• Minor Arc

• Major Arc

• Semi-Circle

• Central Angle

The distance from the center of a circle to the boundary of a circle (half of the diameter).

• Chord

• Diameter

• Radius

• Inscribed Angle

A segment/chord that runs through the center of the circle (the longest chord).

• Chord

• Diameter

• Radius

• Inscribed Angle

A segment with 2 endpoints on the circle.

• Chord

• Diameter

• Radius

• Inscribed Angle

This is a picture of ___________.

• Chord

• Diameter

• Radius

• Inscribed Angle