Relationship Between Parts of Circles

• Chord

• Diameter

• Secant
  

• Radius

Which is the center?

• K

• H

• I

• Central Angle

• Point of Tangency

• Inscribed Angle

• Right Angle

Name the pictured part of the circle.

• Center

• Sector

• Radius

• Central Angle

• Arc

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Central Angle

• Arc

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Central Angle

• Arc

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Chord

• Arc

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Chord

• Semicircle

Select each Radius in the image.

A chord that passes through the center of the circle is called the...

• Radius

• Diameter

• Arc

• circumference