Trigonometry Table (Standard Angles)
| Angle ($\theta$) | $0^\circ$ | $30^\circ$ | $45^\circ$ | $60^\circ$ | $90^\circ$ |
|---|---|---|---|---|---|
| $\sin \theta$ | $0$ | $1/2$ | $1/\sqrt{2}$ | $\sqrt{3}/2$ | $1$ |
| $\cos \theta$ | $1$ | $\sqrt{3}/2$ | $1/\sqrt{2}$ | $1/2$ | $0$ |
| $\tan \theta$ | $0$ | $1/\sqrt{3}$ | $1$ | $\sqrt{3}$ | $\infty$ |
| $\text{cosec } \theta$ | $\infty$ | $2$ | $\sqrt{2}$ | $2/\sqrt{3}$ | $1$ |
| $\sec \theta$ | $1$ | $2/\sqrt{3}$ | $\sqrt{2}$ | $2$ | $\infty$ |
| $\cot \theta$ | $\infty$ | $\sqrt{3}$ | $1$ | $1/\sqrt{3}$ | $0$ |