1. Lesson 3-3 The Angle Addition Postulate

2. Ohio Content Standards:

3. Estimate and compute various attributes, including length, angle measure, area, surface area and volume, to a specified level of precision.

4. Ohio Content Standards: Formally define geometric figures.

5. Ohio Content Standards: Formally define and explain key aspects of geometric figures.

6. Postulate 3-3 Angle Addition Postulate (A-A Postulate)

7. For any angle PQR, if A is in the interior of PQR, then m PQA + m AQR = m PQR.

8. If m KNL = 110 and m LNM = 25, find m KNM. K M L N 25° 110°

9. Find m 2 if m 1 = 75 and m ABC = 140. A C D B 2 1

10. Find m JKL and m LKM if m JKM = 140. J M L K 4x°4x° (2x – 10)°

11. Angle Bisector

12. Separates the angle into two angles of equal measure.

13. If FD bisects CFE and m CFE = 70, find m 1 and m 2. C E D F 2 1

14. Homework Homework Pgs. 108-109 12-22 evens, 27-29 all