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

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