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| Back to Unit Circle Page | ||||||||||||
| Back to Math 2204 Page | ||||||||||||
| Green angles all have a reference angle of 30 degrees | ||||||||||||
| Red angles all have a reference angle of 45 degrees | ||||||||||||
| Blue angles all have a reference angle of 60 degrees | ||||||||||||
| Black angles are all the quadrantle angles (angles whose terminal arm in on an axis) | ||||||||||||
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