Chord Secant Tangent Length

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

• tangent

• secant

• chord

• radius

In the diagram, a tangent and a line drawn to the point of tangency form a right triangle. Solve for "?" (the length of the hypotenuse)

• 15

• 6

• -24

• 14

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CCSS.HSG.C.A.2

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

• 20

• 15

• 10

• 5

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CCSS.HSG.C.A.2

find the measure of x

• 38

• 21

• 27

• 96

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CCSS.HSG.C.A.2

Find the measure of angle BDC.

• 35

• 40

• 75

• 110

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CCSS.HSG.C.A.2

Find the measure of angle EFH.

• 61

• 65

• 114

• 130

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CCSS.HSG.C.A.2

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

• tangent

• secant

• diameter

• chord

In a circle (or congruent circles), chords that are the same distance from the center:

• are similar

• have the same name

• are congruent to each other

• are walking dead

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CCSS.HSG.C.A.2

A tangent is a line that touches a circle at just one point and forms a right angle with the circle's radius.

• True

• False

find the measure of y

• 30

• 60

• 90

• 180

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CCSS.HSG.C.A.2