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Unit Circle Info
| sin 0° | 0 |
| cos 0° | 1 |
| tan 0° | 0 |
| O 0° | 0π |
| sin 30° | 1/2 |
| cos 30° | √3/2 |
| tan 30° | √3/3 |
| O 30° | π/6 |
| sin 45° | √2/2 |
| cos 45° | √2/2 |
| tan 45° | 1 |
| O 45° | π/4 |
| sin 60° | √3/2 |
| cos 60° | 1/2 |
| tan 60° | √3 |
| O 60° | π/3 |
| sin 90° | 1 |
| cos 90° | 0 |
| tan 90° | undefined |
| O 90° | π/2 |