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Math Help - trigonometric functions of special angles

  1. #1
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    trigonometric functions of special angles

    what is the process if i have to get the sin/cos/tan/csc/etc of a degree such as 300 or 210? THANKS
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  2. #2
    Moo
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    Hello,

    Try to get an angle you know, 0, 30, 45, 60, 90, 180...

    300 = 360-60 = -60

    210 = 180+30
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  3. #3
    Flow Master
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    Quote Originally Posted by Moo View Post
    Hello,

    Try to get an angle you know, 0, 30, 45, 60, 90, 180...

    300 = 360-60 = -60

    210 = 180+30
    In other words, use the symmetry of the unit circle.
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