Warm up …Quiz Review

X 35

32 x

y

X 70 Y

Z

1. Find X2. Find x and y 3. Find x, y , and z

4. Find x and y if lines are tangent

64

y

X

x O 130

5. Find x if line is tangent to circle O.

Tangents, Chords, and Angles6. AB and BC are tangents Find x

x

A C

O

260

B

7. If m>xyz = 37, find the measure of arc xyz

x

Y

z

8. If m angle xyz = 3y + 40 and m angle xwz = 5y-10. Find the angle xyz.

X z

y w

9. Find x, y ,z 100

P Q

105 z

x

80 75

y

10. AB and CD are Parallel. Find x and arc CD

140

A C

B 6x + 20 D

11. Find d A

64 d

B C

D

More practice12. Arc BC is 118 degrees. Find angle BAC and BOC.

B

A O

C

13. Find X if the line is tangent to both circles.

R S

T x 120 U

14. Find the value of x, y, z

76

3z-28

104

y z+4

x 15. Find the measurement of x

x