Direction: Answer each of the following. Show your complete solutions on your answer sheet for items 5-10.
1. It is an angle formed by two rays whose vertex is the center of the circle.
2. What is the total measure of the central angles of a circle with no common interior points?
3. It is an angle whose vertex is on a circle and whose sides contain chords of the circle.
4. What kind of angle is the inscribed angle that intercepts a semicircle?
5. In the circle below, what is the measure of < SAY if DSY is a semicircle and m < SAD = 70 ?
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