Measures in Circles

What is the measure of arc CF?

• 104^o

• 76^o

• 180^o

• 86^o

• A
• B
• C
• D

What is the measure of ∠PTQ?

• 100°
• 140°
• 180°
• 120°

Which is true of a major arc?

• Forms half a circle.
• Forms a whole circle.
• Measures greater than 180 degrees.
• Measures less than 180 degrees.

Which is 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 line that intersects the circle at exactly one point (point of tangency).

• tangent

• chord

• secant

• diameter

A chord that contains the center of a circle.

• chord

• secant

• tangent

• diameter

Angle whose vertex lies on the circle and whose sides contain chords of the circle.

• vertical angle

• central angle

• adjacent angle

• inscribed angle

A segment from a point on a circle or a sphere to the center.

• tangent

• radius

• circle

• diameter

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2