Circle Vocab Review

Circle Vocab Review

Fill in the Blank

Warm Up:

__________ : The set of points that are equidistant from a point.

Fill in the Blank

Warm Up:

__________: A segment from the center of the circle to a point on the circle.

Fill in the Blank

Warm Up:

________: A segment going through the center of the circle and touches two points of the circle.

Special Circle Segments

• Chord: A segment connecting two points on a circle.

• Secant: A line intersecting the circle in two points.

Multiple Select

Which of the following represents a CHORD?

• Segment DC

• Segment AC

• Segment AB

• Segment BC

Multiple Choice

Which of the following identifies a SECANT?

• Segment CD

• Line AB

• Line ECF

• Segment BD

Let's go off on a tangent..

• Tangent: A line that touches a circle once.

• Point of Tangency: A point where a tangent touches a circle.

Multiple Choice

Name a Tangent

• Segment AG

• Line AG

• Line DE

• Segment

Multiple Choice

Point H is the...

• Center of the circle
• Radius
• Point of tangency
• None of these

Common Tangents

• Definition: Lines that are tangent to multiple circles

• Types: Internal and External

Multiple Choice

RS is a common ______ tangent line.

• internal
• external

Multiple Choice

AB is a common ______ tangent line.

• internal
• external

Multiple Choice

How many common tangents?

• 0

• 1

• 2

• 3

• 4

Multiple Choice

How many common tangents?

• 0

• 1

• 2

• 3

• 4

Multiple Choice

How many common tangents?

• 0

• 1

• 2

• 3

• 4

Let's put it all together!

Multiple Choice

Determine the word that best describes....

 $\overline{BC}$  

• Radius

• Chord

• Diameter

• Secant

• Tangent 

Multiple Choice

Determine the word that best describes....

 $Line\ EA$  

• Radius

• Chord

• Diameter

• Secant

• Tangent 

Multiple Choice

Determine the word that best describes....

 $\overrightarrow{DE}$  

• Radius

• Chord

• Diameter

• Secant

• Tangent 

Multiple Choice

Determine the word that best describes....

 $\overline{AC}$   

• Radius

• Chord

• Diameter

• Secant

• Tangent 

Multiple Choice

Determine the word that best describes....

 $\overline{AB}$  

• Radius

• Chord

• Diameter

• Secant

• Tangent 

Multiple Choice

Determine the word that best describes.... Point B

• Point of Tangency

• Point of Secancy 

• Radial Point

• Center

Multiple Choice

Determine the word that best describes.... Point C

• Point of Tangency

• Point of Secancy 

• Radial Point

• Center

Multiple Choice

• Internal Tangent

• External Tangent

Multiple Choice

• Internal Tangent

• External Tangent