TRIG Reference Angles 1
__1. cos(30°)A. -sin(330°)
__2. cos(45°)B. sin(120°)
__3. cos(60°)C. cos(300°)
__4. cos(135°)D. tan(225°)
__5. sin(30°)E. cos(330°)
__6. sin(60°)F. sin(210°)
__7. sin(330°)G. -cos(135°)
__8. tan(45°)H. tan(315°)
__9. tan(135°)I. tan(120°)
__10. tan(300°)J. cos(225°)
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