1. Review: Central Angles/Arc Measure

2. Inscribed Angles Angle formed by 3 points ON THE CIRCLE

3. Naming the Angle & It’s Arc X R T Name the angle: Name it’s intercepted arc:

4. These angles all intercept the same arc

5. The measure of an Inscribed Angle 100° 50° The measure of an inscribed angle is HALF the measure of it’s arc.

6. Measure of Central Angle Measure of Arc Measure of Inscribed Angle DIVIDE BY 2

7. F G H m FG = 44° x = _______ x

8. 48° F T M m FM = ________

9. JK is a diameter m <JYK = ________ J Y K