1. 4/27 Warm UP Identify the following parts of a circle using the word bank below: A.B.C. SectorCentral AngleArc

2. Announcements

3. All About Circles 5. CDA _______ 6. BAD _______ In the figure below, O is the center of two concentric circles. Segment AD is a diameter, m AOB = 22, and DOC is a right angle. Find each measure.

4. Diamter of circle Radius of a Circle Semicircle Major Arc

5. Minor arc Adjacent Arcs Central Angle

6. Arc Length Measure of an arc Sector of a Circle

7. Inside Outside Circle  Tables 1-15 stand in a circle (face inside)  Tables 16-30 stand inside the circle (face outside)  Inner circle will name an arc on the outer circle (using students names)  Student next in line will name the arc a different way  ROTATE

8. Rally Coach  Even Number: Complete problem 1  Odd Number: Coach Problem  Cheer / Direct  SWITCH!

9. Homework  HW: p. 569 #(8-24 even) (42-46even, 52, 53)