Funciones Trigonométricas

$$sen \theta = \frac{y}{r}$$

$$cos \theta = \frac{x}{r}$$

$$tan \theta = \frac{y}{x}$$

$$csc \theta = \frac{r}{y}$$

$$sec \theta = \frac{r}{x}$$

$$cot \theta = \frac{x}{y}$$