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

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