SOLUTION: Solve for x=r*cos theta in degrees 0, 45, 90, 135, 180, 225, 270, 315, 360.

Algebra ->  Trigonometry-basics -> SOLUTION: Solve for x=r*cos theta in degrees 0, 45, 90, 135, 180, 225, 270, 315, 360.      Log On


   

Question 839769: Solve for x=r*cos theta in degrees 0, 45, 90, 135, 180, 225, 270, 315, 360.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for x=r*cos theta in degrees
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cos(theta) = x/r
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theta = arccos(x/r)
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Cheers,
Stan H.
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