Circle Vocabulary

What is the green area called?

• sector

• segment

• arc

• section

The point at which a tangent line intersects a circle is known as the

• point of tangency

• point of chordom

• point of secantism

• center

• Secant
• Diameter
• Radius
• Chord

An arc is a smaller piece of the...

• Chord

• Center

• Circumference

• Radius

A diameter is a special chord.

• Always

• Sometimes

• Never

A minor arc is denoted with only 2 letters. Which of the following statements is also true of a minor arc?

• It forms half a circle.

• It forms a whole circle.

• It measures greater than 180 degrees.

• It measures less than 180 degrees.

A major arc is denoted with 3 letters. Which of the following statements is also true of a major arc?

• Forms half a circle.

• Forms a whole circle.

• Measures greater than 180 degrees.

• Measures less than 180 degrees.

What is this called?

• Radius

• Central Angle

• Major Arc

• Inscribed Angle

What is this called?

• Tangent Line

• Central Angle

• Chord

• Inscribed Angle

What is this called?

• Circumference

• Minor Arc

• Major Arc

• Inscribed Angle