Circles and Tangent Lines

A line segment that connects the center of a circle to any point on the circle is called ...

• Diameter

• Radius

• Chord

• Secant

Tags

CCSS.HSG.C.A.2

Line segment AB is tangent to the circle.

• True

• False

Tags

CCSS.HSG.C.A.2

A line segment whose endpoints are on a circle is a ...

• Tangent

• Secant

• Radius

• Chord

Tags

CCSS.HSG.C.A.2

Line segment AB is tangent to circle C. What is the radius of the circle?

• 11

• 15

• 10

• 8

Tags

CCSS.HSG.C.A.2

A tangent line to a circle ...

• Touches the circle in two places.

• Passes through the center of the circle.

• Makes a 90 degree angle with the radius of the circle.

• None of the above.

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Line segment AB and AD are both tangent to circle C. Find x.

• 2

• 3

• 4

• 5

Tags

CCSS.HSG.C.A.2

Line segment AB is tangent to circle C. What is the radius of the circle?

• 3.75

• 4.25

• 3.25

• 3.5

Tags

CCSS.HSG.C.A.2

Is line segment AB tangent to the circle?

• Yes

• No

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

A line that intersects a circle at 2 points is a ...

• Tangent

• Chord

• Diameter

• Secant

Tags

CCSS.HSG.C.A.2

Line segment AB and line segment AD are both tangent to circle C. What is the value of x?

• 4.5

• 5

• 5.5

• 6

Tags

CCSS.HSG.C.A.2