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Mathematics 15 Online
OpenStudy (anonymous):

Help, The point (-sqrt( 3), -2) is on the terminal side of an angle θ. Find the exact value of cos θ.

myininaya (myininaya):

if you graph (-sqrt(3),-2) you are in the third quadrant first find the angle between the x-axis and the hyp of the triangle use Pythagorean|dw:1430068986119:dw| theorem

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