1. Chapter 9 Jeopardy! 100 200 300 400 Sum of Angles in a Polygon
Finding Angle Measurements
Vocab & Transformations
Review Problems
100
200
300
400

2. Sum of Angles in a Polygon : 100
Find the sum of the interior angles of a nonagon.
Solution

3. Sum of Angles in a Polygon : 100 (Solution)

4. Sum of Angles in a Polygon: 200
Find the measure of each angle in a regular nonagon.
Solution

5. Sum of Angles in a Polygon : 200 (Solution)

6. Sum of Angles in a Polygon: 300
How many sides does a polygon with 2880 interior degrees have?
Solution

7. Sum of Angles in a Polygon : 300 (Solution)
18 sides

8. Sum of Angles in a Polygon: 400
Find the value of x.
95o
115o xo
80o
165o
Solution

9. Sum of Angles in a Polygon : 400 (Solution)

10. Find the missing side length.
Review Problems: 100
Find the missing side length.
28”
21”
Solution

11. Review Problems : 100 (Solution)
35 inches

12. Review Problems : 200
Solve.
3 + 2x + 4(x + 5) + 19 = 48
Solution

13. Review Problems : 200 (Solution)
x = 1

14. Find the distance between the following two points:
Review Problems : 300
Find the distance between the following two points:
(2, -5) & (6, -2)
Solution

15. Review Problems : 300 (Solution)
5 units

16. Review Problems : 400
If the sale price of a sweater is $42 and it was 40% off, what is the original price of the sweater?
Solution

17. Review Problems : 400 (Solution)
The original price of the sweater was $70.

18. Finding Angle Measurements: 100
Solution

19. Finding Angle Measurements: 100 (Solution)

20. Finding Angle Measurements: 200
Find the value of x.
(15x + 10)o
100o
Solution

21. Finding Angle Measurements: 200 (Solution)
x = 6

22. Finding Angle Measurements : 300
68o
115o
Solution

23. Finding Angle Measurements: 300 (Solution)

24. Finding Angle Measurements : 400
Find the value of x.
Find the measure of the obtuse angle.
Find the measure of the acute angle.
(14x + 3)o
(6x+7)o
Solution

25. Finding Angle Measurements: 400 (Solution)
x = 8.5
The obtuse angle is 122o.
The acute angle is 58o.

26. Vocabulary & Transformations: 100
Which vocabulary term has the following definition?
Two angles that share a side and a vertex.
Solution

27. Vocabulary & Transformations: 100 (Solution)
Adjacent angles

28. Vocabulary & Transformations: 200
Which vocabulary term has the following definition?
Two lines that are in the same plane and are always an equal distance apart.
Solution

29. Vocabulary & Transformations: 200 (Solution)
Parallel lines

30. Vocabulary & Transformations: 300
Which vocabulary term has the following definition?
Lines that intersect at 90o are this.
Solution

31. Vocabulary & Transformations: 300 (Solution)
Perpendicular

32. Vocabulary & Transformations: 400
What would the new coordinates of point S be if the figure was moved two units left and three units up?
Solution

33. Vocabulary & Transformations: 400 (Solution)
(-1, 5)