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Trigonometry Values
Note Cards for trig values over 2 and 4
| Question | Answer |
|---|---|
| cos 2π | 1 |
| sin 2π | 0 |
| tan 2π | 0 |
| cos 0 | 1 |
| sin 0 | 0 |
| tan 0 | 0 |
| cos π/2 | 0 |
| sin π/2 | 1 |
| tan π/2 | undefined |
| cos π | -1 |
| sin π | 0 |
| tan π | 0 |
| cos 3π/2 | 0 |
| sin 3π/2 | -1 |
| tan 3π/2 | undefined |
| cos π/4 | √2/2 |
| sin π/4 | √2/2 |
| tan π/4 | 1 |
| cos 3π/4 | -√2/2 |
| sin 3π/4 | √2/2 |
| tan 3π/4 | -1 |
| cos 5π/4 | -√2/2 |
| sin 5π/4 | -√2/2 |
| tan 5π/4 | 1 |
| cos 7π/4 | √2/2 |
| sin 7π/4 | -√2/2 |
| tan 7π/4 | -1 |