Tangents to Circles

PR and QR are tangents. Solve for x. (Only type in the number of the answer)

(a)  

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CCSS.HSG.C.A.2

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CCSS.HSG.C.A.2

Using lines tangent to the circle, find the value of x.

• 57

• 137

• 47

• 257

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CCSS.HSG.C.A.2

Determine whether segment MP is tangent to the circle.

• YES

• NO

• Tangent line

• Radius

• Chord

• Diameter

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CCSS.HSG.C.A.2

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not sure

Find the radius r

• 2

• 3

• 4

• 5

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CCSS.HSG.C.A.2

Find the length of BC.

• 2

• 3

• 9

• 14

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CCSS.HSG.C.A.2

What is the value of DC? (to the nearest hundredth) 

• 9.43

• 4.43

• √89

• 9

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CCSS.HSG.C.A.2