Find the reference angle for the given angle.
-$109 ^ { \circ }$
A) $81 ^ { \circ }$
B) $29 ^ { \circ }$
C) $19 ^ { \circ }$
D) $71 ^ { \circ }$

Name: Find the reference angle for the given angle. -$109 ^ { \circ }$ A) $81 ^ { \circ }$ B) $29 ^ { \circ }$ C) $19 ^ { \circ }$ D) $71 ^ { \circ }$
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Question

Quizplus · Accepted Answer

The reference angle is the acute angle formed by the terminal side of the given angle and the horizontal axis. For an angle in the second quadrant, the reference angle is $180^\circ - 109^\circ = 71^\circ$.

Find the Reference Angle for the Given Angle 109∘109 ^ { \circ }109∘

Find the Reference Angle for the Given Angle $109 ^ { \circ }$