Investigating Reference Angles

Use this applet to learn about Reference Angles.[br][br]The default angle is positive. If you would like to investigate negative angles, check the negative angle box on the right.[br][br]The Given Angle is in GREEN[br][br]The Reference Angle is RED
What do you notice about the reference angles in the 1st quadrant?
What do you notice about reference angles in the 3rd quadrant?
How is finding reference angles for positive and negative angles different?
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Information: Investigating Reference Angles