1. WARM UP
The sum of 2 numbers is 90 and one number is 4 times the other. Write an equation AND solve to find the numbers.

2. Angle Relationships
Unit 9 Notes

3. The Goal

5. Time to make the FlipChart
Fold your colored paper like a hamburger and a hotdog.
Turn your paper landscape orientation.
Fold in the left and right sides toward the middle
Cut on the fold to make the doors

6. L A B E L

7. Inside Complementary

8. Inside Supplementary

9. Inside Vertical Angles

10. Inside Linear Pair

11. Adjacent
Angles

12. Name a pair of adjacent angles.
Ex.1 Identifying Adjacent Angles
Adjacent
NOT Adjacent
Name a pair of adjacent angles.
Name a pair of
Non-adjacent angles.

13. Complementary
and
Supplementary

14. Ex.2 Identifying Angle Types
Complementary
20˚
70˚
Neither
160˚
Supplementary

15. Ex.3 Complementary and Supplementary Angles

16. Ex.4 Using Angle Relationshipsb.
Linear Pair
Supplementary
Linear Pair
Supplementary

17. You Try!
Linear Pair
Supplementary

18. Ex.5 Using Angle Relationshipsb.
Complementary

19. You Try!
Complementary

20. What about this one??

21. Vertical
Angles

22. Ex.6 Using Angle Relationshipsb.

23. Ex.7 Using Angle Relationshipsb.

24. Assignment
Blue Workbook
p.13 #1-12
p.14 #16-24, 26, 28
p.15 #29, 32