Circle Vocabulary

A segment with 2 endpoints on the circle.

• Chord

• Diameter

• Radius

• Inscribed Angle

This is a picture of ___________.

• Chord

• Diameter

• Radius

• Inscribed Angle

This is a picture of ___________.

• Chord

• Diameter

• Radius

• Inscribed Angle

This is a picture of ___________.

• Major Arc

• Minor Arc

• Central Angle

• Inscribed Angle

An angle whose vertex (corner) is at the center of the circle.

• Major Arc

• Minor Arc

• Central Angle

• Inscribed Angle

An angle whose vertex (corner) is on the circle.

• Major Arc

• Minor Arc

• Central Angle

• Inscribed Angle

The long way around a circle that is greater than 180 ^o.

• Minor Arc

• Major Arc

• Semi-Circle

• Central Angle

When the distance from one point to the next on the circle is exactly 180^o (half of a circle).

• Minor Arc

• Major Arc

• Semi-Circle

• Central Angle

What is this called?

• Chord

• Minor arc

• Secant

• Diameter

What is this called?

• Tangent Line

• Secant

• Chord

• Diameter