## Trigonometry 7th Edition

$\csc\theta$ = - $\frac{13}{12}$
Given $\sin\theta$ = -$\frac{12}{13}$ We know that - $\csc\theta$ = $\frac{1}{\sin\theta}$ Therefore $\csc\theta$ = $\frac{1}{-\frac{12}{13}}$ = - $\frac{13}{12}$