Circles Review

Lines AO and BO are tangent. What is the measure of BO?

• 20
• 15
• 10
• 5

Tags

CCSS.HSG.C.A.2

find the measure of angle a

• 30
• 21
• 60
• 120

Tags

CCSS.HSG.C.A.2

find the measure of x

• 38
• 21
• 27
• 96

Tags

CCSS.HSG.C.A.2

Two tangents of a circle that meet outside of the circle at one point are _________.

• congruent
• perpendicular
• the same

Tags

CCSS.HSG.C.A.2

A segment whose endpoints lie on a circle is a _______.

• tangent
• chord
• diameter
• secant

A line in the same plane as a circle that intersects the circle at exactly one point is a ____________.

• tangent
• secant
• chord
• radius

A line that intersects a circle at two points is a ______________.

• tangent
• secant
• diameter
• chord

What is the name of the angle pictured?

• Central angle
• Inscribed angle
• Interscribed angle
• Circumscribed angle

Tags

CCSS.HSG.C.A.2

The radius of a circle is 3 cm.  What is the circle's diameter?

• 9.4 cm
• 6 cm
• 18.8 cm

Tags

CCSS.7.G.B.4

The diameter is two times the radius

• True
• False

Tags

CCSS.7.G.B.4