Find the Reference Angle -75

$- 75$

Step 1

Find an angle that is positive, less than $360 °$ , and coterminal with $- 75 °$ .

Add $360 °$ to $- 75 °$ .

$- 75 ° + 360 °$

The resulting angle of $285 °$ is positive and coterminal with $- 75 °$ .

$285 °$

Step 2

Since the angle $285 °$ is in the fourth quadrant, subtract $285 °$ from $360 °$ .

$360 ° - 285 °$

Step 3

Subtract $285$ from $360$ .

$75 °$