1. 9.3

2. 1. Find the value of x. 2. Identify the special name given to each segment in Circle Q.

4.  In a circle, if a radius or diameter is perpendicular to a chord, then it bisects the chord and it’s arc.

5.  In a circle, two chords are congruent if and only if they are equidistant from the center.  XY and AB are both equidistant from then center of circle S.  If XY = 48, what is AB?

6.  The chord of circle C is 20 inches long and 12 inches from the center of circle C. Find the length of the radius.

7.  1. RB=5, AB=  2. AB=14, AR=  3. RB=4, OR=3, OB=  4. OB =10, RB=8, OR=  5. OB=10, AR=6, OR= **Each question is unrelated to the question before it.**

8.  1. QT=8, QN=  2. TE=6, TN=  3. TN=82, ET=  4. QE=3,EN=4,QN=  5. QN=13,EN=12,QE=  6. TN=16, QE=6, QN= **Each question is unrelated to the question before it.**

9.  Suppose a chord of a circle is 24cm long and is 15 cm from the center of the circle. Find the length of the radius.

10.  Suppose the diameter of a circle is 34in long and a chord is 30in long. Find the distance between the chord and the center of the circle.

11. cm