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How do you find the coordinates of the terminal points corresponding to the following arc length on the unit circle: 22π/3?

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May 10, 2015

Coordinate of point M(x, y) , extremity of the arc #(22pi)/3#

#x = cos ((2pi)/3 + 20 pi) = cos [(2pi)/3] = -cos (pi/3) = -1/2#

#y = sin ((2pi)/3 + 20pi) = sin [(2pi)/3] = sin (pi/3) = (sqr3)/2#

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