Unit 10: Circles Review

Point B is 17 cm from the center of the circle. AB is tangent to the circle at A. Given that AB = 15 cm, find the radius of the circle.

• 8 cm

• 9 cm

• 2 cm

• 16 cm

Tags

CCSS.HSG.C.A.2

Find the length of LK

• 24

• 20.25

• 17.5

• 12.32

Tags

CCSS.HSG.C.A.2

A chord that passes through the center of the circle is a ________.

• chord
• diameter
• radius
• tangent

Tags

CCSS.HSG.C.A.2

Define "tangent line"

• A line which intersects a circle at exactly one point

• A line that intersects a circle at two or more points

• A line that does not intersect a circle

• A line made up of the opposite and adjacent sides of the circle

What is the mathematical name given for the line AB?

• Radius

• Diamter

• Tangent

• Chord

What is the mathematical name given for the line OA?

• Diameter

• Radius

• Tangent

• Chord

What is the mathematical name given for the line AB?

• Diameter

• Radius

• Tangent

• Chord

Find the measure of arc JH

• 93
• 130
• 120
• 95

Tags

CCSS.HSG.C.B.5

If the measure of arc ABC = 210°, what is the measure of ∠AOC?

• 150°
• 100°
• 210°
• 105°

Tags

CCSS.HSG.C.A.2

What is the measure of ∠PTQ?

• 100°
• 140°
• 180°
• 120°

Tags

CCSS.HSG.C.A.2