## Precalculus (6th Edition) Blitzer

$275°$
We are given: $-445^{\circ}$ We add $720^{\circ}$ (twice $360^{\circ}$) to $-445^{\circ}$ to find the positive co-terminal angle less than $360^{\circ}$. $-445^{\circ}+720^{\circ} = 275^{\circ}$