Reference Angles 1
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85°
-275°
62°
-422°
45°
135°
80°
260°
5°
355°
55°
415°
45°
45°
53°
487°
Reference Angle
the positive acute angle formed by the terminal side and the x-axis [always +, always < 90
85°
-275°
62°
-422°
45°
135°
80°
260°
5°
355°
55°
415°
45°
45°
53°
487°
Reference Angle
the positive acute angle formed by the terminal side and the x-axis [always +, always < 90
