TANGENTS AND SECANTS OF A CIRCLE

What is the definition of a tangent?

• A line that intersects the circle on two points.

• A line that passes through the center of the circle.

• A line segment that passes through the center of the circle.

• A line that intersects the circle on only one point.

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CCSS.HSG.C.A.4

CCSS.HSG.CO.A.1

What is the definition of a secant?

• A line segment whose endpoints are on the circle.

• A line that intersects a circle in one point.

• A line that intersects a circle in two points.

• A line segment which intersects the circle at the point of secancy.

Tags

CCSS.HSG.CO.A.1

What can you conclude from the picture?

• m is parallel to circle C

• m is skew to circle C

• m bisects circle C

• m is tangent to circle C

A tangent to a circle is ________________________ to the radius drawn to the point of tangency.

• congruent
• perpendicular
• complimentary
• supplementary

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CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Name the pictured part of the circle.

• Radius

• Central Angle

• Sector

• Center

• Arc

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CCSS.HSG.C.A.2

CCSS.HSG.C.B.5

Which is secant?

•  $\overline{GI}$  

•  $\overline{GJ}$  

•  $\angle JKL$  

•  $\overline{JK}$   

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CCSS.HSG.C.A.2

Which is a point of tangency?

• K

• L

• H

• J  

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CCSS.HSG.C.A.2

What is  $\overline{GJ}$  ?

• Secant
  

• Minor Arc

• Tangent

• Radius

Tags

CCSS.HSG.C.A.2

What is BD?

• Chord

• Radius

• Secant

• Tangent

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CCSS.HSG.C.A.2

What is H?

• Point of Tangency

• Radius

• Circle

• Tangent

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CCSS.HSG.C.A.2