SOLUTION: The terminal side of the angle passes through the point (12,-5). find cos.

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Question 1113329: The terminal side of the angle passes through the point (12,-5). find cos.
Answer by ikleyn(53763) About Me  (Show Source):
You can put this solution on YOUR website!
.
cos = x%2Fr.


x = 12,  r = sqrt%2812%5E2+%2B+%28-5%29%5E2%29.


Calculate.