1. 1.What is the measure of 1 interior angle of a regular octagon? 2. How many sides does a regular polygon have with the measure of 1 interior angle of 156⁰?

2. 3. What is the sum of the interior angles of a regular 41-agon? 4. What is the sum of the interior angles of a regular dodecagon?

3. 5. How many sides does a regular polygon have if the sum of the interior angles is 3780⁰? 6. What is the measure of the exterior angle in the above problem?

4. 7. 8.

5. Find x each regular polygon x⁰x⁰ x⁰x⁰ 9. 10.

6. #11 Find x

7. #12-Find x

8. #13- Find x

9. 14.

10. #15-Find x

11. 16.

12. Find a and b 17.

13. Find x,y,z,a x⁰x⁰ y⁰y⁰ z⁰z⁰ 46⁰ a⁰a⁰ Rectangle 18.

14. 1.What is the measure of 1 interior angle of a regular octagon? 2. How many sides does a regular polygon have with the measure of 1 interior angle of 156⁰? 135⁰ 15

15. 3. What is the sum of the interior angles of a regular 41-agon? 4. What is the sum of the interior angles of a regular dodecagon? 7020⁰ 1080⁰

16. 5. How many sides does a regular polygon have if the sum of the interior angles is 3780⁰? 6. What is the measure of the exterior angle in the above problem? 23 15.65⁰

17. 7. 8. 360⁰ Yes 52 sides

18. Find x each regular polygon x⁰x⁰ x⁰x⁰ 9. 10. 128.57⁰ 108⁰

19. #11 Find x 128.5⁰

20. #12-Find x 76

21. #13- Find x 1

22. 14. 48⁰

23. #15-Find x 64

24. 16. 110⁰

25. Find a and b 17. a=40⁰ b=140⁰

26. Find x,y,z,a x⁰x⁰ y⁰y⁰ z⁰z⁰ 46⁰ a⁰a⁰ Rectangle 18. X=150⁰ Y= 60⁰ Z=120 ⁰ a=16⁰