Honors Geometry Name:

10.1-10.3 Quiz Review

For 1-3, use the figure on the right.

1. What is the relationship between the length of a chord and

the distance between the center of the circle and that chord?

2. If AB = 24 and a radius of the circle is 20, find the distance from 𝐴𝐵̅̅ ̅̅ to O.

3. If the distance from O to 𝐴𝐵̅̅ ̅̅ is 6 and the length of 𝐴𝐵̅̅ ̅̅ is 13, find the diameter of circle O.

4. Two circles intersect and have a common chord of length 80cm. The distance between the

centers is 15cm and the radius of one circle is 41 cm. Find AB.

5. Two chords of a circle are parallel to each other. One is 10 inches long and the other is 24. The

radius of the circle is 17 inches. How far apart are the chords?

B

A

O

A

B

6. Find the measure of an arc that is:

a. 5

60

3

15

c. 75% of a circle d. 5% of a circle

7. What fraction of a circle is an arc that measures 120°?

8. AB = DE, FC = √𝑥 + 2, CG = 2x + 3, BC = √2 ,C is the

center of the circle.

Find AB.

of a circle of a circle b.