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Matching Trig Ratios

Author: Sturdivant Veronica
Description: Without using a calculator or notes finds the correct ratio for each.
Keywords: , , , , , , online teaching

Content:
Definitions:
0. sin 135
1. cos 270
2. sin 240
3. tan 225
4. sec 330
5. sin 120
6. cos 300
7. csc 30
8. tan 315
9. csc 330
10. sin 225
11. csc 135
12. tan 150
13. cot 330
14. csc 180
15. cos 120

Answers:
0. (- sqrt2)/2
1. undefined
2. -1
3. (sqrt2) / 2
4. (sqrt 3)/2
5. (-sqrt 3)/2
6. 1
7. 1/2
8. (-sqrt 3)
9. (-sqrt 3)/3
10. 2
11. (2sqrt 2)/2
12. -1/2
13. -2
14. (2 sqrt 3) /3
15. 0
.