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Trigonometry - Radian and degree measures of angles

  1. 1 rad =\(180^0 \over \pi\)\(\approx\)\(57^017^{\prime}45"\)
  2. \(1^0={\pi \over180} rad \approx\) 0.017453 rad
  3. \(1^{\prime}={\pi \over 180.6} rad \approx\) 0.000291 rad
  4. 1"=\({\pi \over 180.3600} rad \approx 0.000005 rad\)
  5. Angle
    (Degree)
    0 30 45 60 90 180 270 360
    Angle
    (radians)
    0 \(\pi \over6\) \(\pi \over4\) \(\pi \over3\) \(\pi \over2\) \(\pi\) \(3\pi \over 2\) \(2 \pi \)