Tabel nilai trigonometri untuk kuadran I, II, III, dan IV.
| Derajat (°) | Radian (rad) | sin α | cos α | tan α | csc α | sec α | cot α | Kuadran |
|---|---|---|---|---|---|---|---|---|
| 0° | 0 | 0 | 1 | 0 | TT | 1 | TT | - |
| 30° | π/6 | ½ | ½√3 | ⅓√3 | 2 | ⅔√3 | √3 | I |
| 45° | π/4 | ½√2 | ½√2 | 1 | √2 | √2 | 1 | I |
| 60° | π/3 | ½√3 | ½ | √3 | ⅔√3 | 2 | ⅓√3 | I |
| 90° | π/2 | 1 | 0 | TT | 1 | TT | 0 | - |
| 120° | 2π/3 | ½√3 | -½ | -√3 | ⅔√3 | -2 | -⅓√3 | II |
| 135° | 3π/4 | ½√2 | -½√2 | -1 | √2 | -√2 | -1 | II |
| 150° | 5π/6 | ½ | -½√3 | -⅓√3 | 2 | -⅔√3 | -√3 | II |
| 180° | π | 0 | -1 | 0 | TT | -1 | TT | - |
| 210° | 7π/6 | -½ | -½√3 | ⅓√3 | -2 | -⅔√3 | √3 | III |
| 225° | 5π/4 | -½√2 | -½√2 | 1 | -√2 | -√2 | 1 | III |
| 240° | 4π/3 | -½√3 | -½ | √3 | -⅔√3 | -2 | ⅓√3 | III |
| 270° | 3π/2 | -1 | 0 | TT | -1 | TT | 0 | - |
| 300° | 5π/3 | -½√3 | ½ | -√3 | -⅔√3 | 2 | -⅓√3 | IV |
| 315° | 7π/4 | -½√2 | ½√2 | -1 | -√2 | √2 | -1 | IV |
| 330° | 11π/6 | -½ | ½√3 | -⅓√3 | -2 | ⅔√3 | -√3 | IV |
| 360° | 2π | 0 | 1 | 0 | TT | 1 | TT | - |