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

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