1. Parallel Line Angles Or Supplementary All angles are…

2. Summary of Shape Keys Z is AIA congruent X is Vertical Angles VA congruent Same side of Step Ladder Corresponding angles CA congruent C or U is Same Side Interior Angles SSI Supplementary Remember I C U

3. One acute and One Obtuse then Supplementary Both angles acute then congruent. Both angles obtuse then congruent. Branch off line means supplementary.

4. Corresponding Angles CA Same Side of Step Ladder

5. Alternate Interior Angles AIA

6. Alternate Exterior Angles AEA

7. Same Side Interior Angles SSI

8. Corresponding Angles CA Same Side of Step Ladder

9. Alternate Exterior Angles AEA

10. Same Side Interior Angles SSI

11. Same Side Exterior Angles SSE

12. Alternate Interior Angles AIA

13. Same Side Interior Angles SSI

14. Vertical Angles VA

15. Linear pairs Supplementary

16. Same Side of Step Ladder Corresponding Angles CA

17. None but… Supplementary

18. None but… Supplementary

19. Vertical Angles VA

20. Same Side of Step Ladder Corresponding Angles CA

21. Same Side of Step Ladder Corresponding Angles CA

22. Alternate Exterior Angles AEA

23. Same Side Exterior Angles SSE

24. Alternate Interior Angles AIA

25. Same Side Interior Angles SSI

26. Same Side of Step Ladder Corresponding Angles CA

27. Alternate Interior Angles AIA

28. Same Side of Step Ladder Corresponding Angles CA

29. None but… Supplementary

30. Vertical Angles VA

31. Alternate Exterior Angles AEA

32. Linear Pairs Supplementary

33. None but… Supplementary

34. Summary of Shape Keys Z is AIA congruent X is Vertical Angles VA congruent Same side of Step Ladder Corresponding angles CA congruent C or U is Same Side Interior Angles SSI Supplementary Remember I C U

35. One acute and One Obtuse then Supplementary Both angles acute then congruent. Both angles obtuse then congruent. Branch off line means supplementary.