| 0° | 30° | 45° | 60° | 90° | 120° | 180° | 270° | 360° | |
| 0 | π⁄6 | π⁄4 | π⁄3 | π⁄2 | 2π⁄3 | π | 3π⁄2 | 2π | |
| sin θ | 0 | 1⁄2 | 1⁄√2 | √3⁄2 | 1 | √3⁄2 | 0 | -1 | 0 |
| cos θ | 1 | √3⁄2 | 1⁄√2 | 1⁄2 | 0 | -1⁄2 | -1 | 0 | 1 |
| tan θ | 0 | 1⁄√3 | 1 | √3 | ∞ | -√3 | 0 | ∞ | 0 |
| csc θ | ∞ | 2 | √2 | 2⁄√3 | 1 | 2⁄√3 | ∞ | -1 | ∞ |
| sec θ | 1 | 2⁄√3 | √2 | 2 | ∞ | -2 | -1 | ∞ | 1 |
| cot θ | ∞ | √3 | 1 | 1⁄√3 | 0 | -1⁄√3 | ∞ | 0 | ∞ |