Congruent Chords and Tangents

Find x

• 10

• 5

• 18

• 9

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CCSS.HSG.C.A.2

Find x.  Assume that segments that appear to be   tangent are tangent.

• 2

• 11

• 7.6

• 9

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CCSS.HSG.C.A.2

Find x.  Assume that segments that appear to be   tangent are tangent.

• 11.2

• 18.0

• 25.0

• 30.0

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CCSS.HSG.C.A.2

Find JI.

• 30

• 12

• 7

• 41

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CCSS.HSG.C.A.2

Segment AB and AC are​ (a)   to the circle and​ (b)   to each other.

• tangents

• congruent

• secants

• chords

• unequal

• similar

If two tangents are drawn to a circle from an external point, what is the relationship between these two tangents?

• They are congruent.

• They are perpendicular.

• They intersect at the center.

• They are parallel.

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CCSS.HSG.C.A.2

Tangent segments to a circle from a point outside the circle are _____________

• parallel

• perpendicular

• congruent

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CCSS.HSG.C.A.2

If two chords in a circle are congruent, then they determine two central angles that are ______________

• congruent

• parallel

• perpendicular

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CCSS.HSG.C.A.2

In the diagram, TP and TQ are tangents to circle O. Determine the value of x. (Note the angles with single arcs are not necessarily congruent in this diagram.)

• 70

• 110

• 140

• 90

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CCSS.HSG.C.A.2

Find the radius r

• 2

• 3

• 4

• 5

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CCSS.HSG.C.A.2