Suppose an arc of length s lies on the unit circle x2 + y2 = 1, starting at point (1, 0) and terminating at the point (x, y). Use a calculator to find the approximate coordinates (x, y). Round coordinates to four decimal places when appropriate. 
s = -6.2
A. (0.9965, 0.0831)
B. (-0.9965, -0.0831)
C. (0.0831, 0.9965)
D. (0.9965, -0.0831)
Answer: A
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