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anonymous

  • 5 years ago

how to find reference angle?

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  1. amistre64
    • 5 years ago
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    you see how fr way it is from either 180 or 0

  2. amistre64
    • 5 years ago
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    0 to 90; is the reference angle 90 to 180; its 180-angle 180 to 270 if angle - 180

  3. amistre64
    • 5 years ago
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    270 to 360 is just 360-angle

  4. amistre64
    • 5 years ago
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    330; 360-330 = 30 275; 360 -275 = 85

  5. anonymous
    • 5 years ago
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    ummm but what if its like 15pi/11?

  6. amistre64
    • 5 years ago
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    pull it apart to see what it looks like; 11pi/11 + 4pi/11 pi + 4pi/11 ; the reference angle is 4pi/11

  7. anonymous
    • 5 years ago
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    ohh my good ness thankkk you soo muchh!

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