Find the angle of least positive measure coterminal with the given angle.
-$- 261 ^ { \circ }$
A) $- 81 ^ { \circ }$
B) $261 ^ { \circ }$
C) $99 ^ { \circ }$
D) $279 ^ { \circ }$

Question

Quizplus · Accepted Answer

To find the angle of least positive measure coterminal with $-261^\circ$, add $360^\circ$ to the given angle because coterminal angles are separated by full rotations (multiples of $360^\circ$). $-261^\circ + 360^\circ = 99^\circ$.

Find the Angle of Least Positive Measure Coterminal with the Given