Name the reference angle $\theta$_r for $\theta$ = 145°. A) 145° B) 35° C) 55° D) 235°

Name: Name the reference angle $\theta$ r for $\theta$ = 145°. A) 145° B) 35° C) 55° D) 235°
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Question

Quizplus · Accepted Answer

Reference angles are always between 0° and 90°, and they are the acute angle formed by the terminal side of an angle and the x-axis. For an angle of 145°, which is in the second quadrant, the reference angle is 180° - 145° = 35°.

Name the Reference Angle θ\thetaθ r For θ\thetaθ = 145° A) 145° B) 35° C) 55° D) 235°

Name the Reference Angle $\theta$ _r For $\theta$ = 145°
A) 145°
B) 35°
C) 55°
D) 235°