1. Twenty Questions
Subject: Trig Ratios

2. Twenty Questions 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

3. 1. Find x. x
24°
8.5 19

4. 2. Find x. 17 12 x
44.9

5. 3. Find x. x
62° 60
28.2

6. 4. Find x. 34
31° x
29.1

7. 5. Find x.
17°
6.6 x
22.6

8. 6. Find x. 18 x 15
39.8

9. 7. Find x. x
28° 17 32

10. 8. Find y. y x
47°
55°
23.4 12

11. 9. Find x. 14 x 9
32.7

12. 10. A 20-foot ladder is leaning against a building and forms a 71° angle with the ground. How far up the building does the ladder reach?
18.9

13. 11. Find x.
64° x 15
34.2

14. 12. Find x. 16 12
48.5 x

15. 13. Mary is standing near the base of the CN Tower
13. Mary is standing near the base of the CN Tower. The angle formed by the ground to the top of the tower is 31.2°. The height of the tower is about 1815 feet. Find Mary’s distance from the CN tower to the nearest foot.
2997

16. 14. Find x.
5.8
18° x
6.1

17. 15. Find x. 8 36 x
6.5

18. 16. Find x. 6 x
48.2 4

19. 17. Find y. 5 y
50°
7.8

20. 18. Find y. y
70°
7.2
2.6

21. 19. Find x. x
15° 2
0.5

22. 20. Find y. x 24
32° y
32.6