Circle Key Terms

• Arc

• Sector

• Central Angle

• Radius

Tags

CCSS.HSG.C.A.2

• Arc

• Chord

• Central Angle

• Diameter

Tags

CCSS.HSG.C.A.2

• Arc

• Chord

• Diameter

• Radius

Tags

CCSS.HSG.C.A.2

• Arc

• Diameter

• Radius

• Chord

Tags

CCSS.HSG.C.A.2

• Arc

• Central Angle

• Sector

• Diameter

A closed plane figure made up of all the points the same distance from the center

• Arc

• Circle

• Center

• Radius

A line segment through the center that connects two points of the circle (whole way across)

• Circle

• Arc

• Radius

• Diameter

A line segment that connects the center to a point on the circle (half way across)

• Circle

• Segment

• Diameter

• Radius

A line segment that connects two pints on the circle.

• Arc

• Chord

• Diameter

• Radius

An angle whose vertex is the center of the circle.

• central angle

• center

• sector

• arc