Parts of the Circle

What does the line segment on the circle represent?

• the radius

• the diameter

• the circumference

What is the length around a circle called?

• the radius

• the diameter

• the circumference

What is a segment with its endpoints on the circle that passes through the center called?

• the radius

• the diameter

• the circumference

What is the radius doubled (times 2)?

• the diameter

• the radius

• the area

• pi

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Central Angle

• Arc

Match the following part of the circle with its correct label.

• Tangent Line

• Point S

• Diameter

• Center

• Radius

• Chord

What is line AD called?

• Area

• Circumference

• Radius

• Diameter

What do we call the red line?

• Chord

• Arc

• Diameter

• Segment

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Chord

• Arc

The distance across a circle through the center is called the_______________.

• radius

• circumference

• diameter

• area