7. If segment AC is the diameter of circle B and measure of segment BC is 6.25 cm, what is the measure of segment AC?
A. 6.25 cm
B. 12 cm
C. 12.5 cm
D. 3.125 cm
8. An angle whose sides are two radii of the circle.
A. Central angle
B. Inscribed angle
C. Vertex angle
D. One revolution
9. If an inscribed angle measures 32°, what is the measure of its intercepted arc?
A. 16⁰
B. 32⁰
C. 64⁰
D. 328⁰
10. Which of the following statements is true?
A. The measure of an inscribed angle is twice the measure of its intercepted arc. B. The measure of the central angle is one half the measure of its intercepted arc.
C. The central and inscribed angle of a circle always has the same measure
D. The measure of a central angle is equal to the measure of its intercepted arc.​