Reference Angles and Coterminal Angles

70°

Find the reference angle for: -110°

13°

Find the reference angle for: -13°

8°

Find the reference angle for: -172

20°

Find the reference angle for: -200°

85°

Find the reference angle for: -275°

77°

Find the reference angle for: -283°

1°

Find the reference angle for: -361°

40°

Find the reference angle for: -40°

62°

Find the reference angle for: -422°

68°

Find the reference angle for: 112°

67°

Find the reference angle for: 113°

11°

Find the reference angle for: 11°

60°

Find the reference angle for: 120°

45°

Find the reference angle for: 135°

35°

Find the reference angle for: 145°

7°

Find the reference angle for: 173°

15°

Find the reference angle for: 195°

19°

Find the reference angle for: 199

80°

Find the reference angle for: 260°

82°

Find the reference angle for: 278°

48°

Find the reference angle for: 312°

5°

Find the reference angle for: 355°

2°

Find the reference angle for: 362°

10°

Find the reference angle for: 370°

55°

Find the reference angle for: 415°

53°

Find the reference angle for: 487°

50°

Find the reference angle for: 770°

16°

Find the reference angle for: 884°

89°

Find the reference angle for: 91°

Reference Angle

the positive acute angle formed by the terminal side and the x-axis [always +, always < 90