Find the value of x. assume that the line segment labeled 6 is tangent to the circle

Here are the answers for the Unit 7 lesson 1 Geometry Practice!

1. C - If a line is tangent to a circle then ...

2. D - 120 Degrees

3. B - 47 Degrees

4. C - 4.8 Units

5. A, B, D - A tangent line is perpendicular to the radius ..., A tangent line is perpendicular to the diameter ..., A tangent line intersects ...

6. B - y = 2/3x + 1/3

7. A - 6.5

8. B, D - 8 & 4 square-root (21), 10 & 10 square-root (3)

9. A, C, D - 8 & 4 square-root (3), 3 & 5, 2 & 2 square-root (5)

10. D - 78 cm

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