find sin 0 if cos 0 = - square root of 3 / 2 and is in quadrant 3

Raymond B. answered • 03/26/22

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cosA = -sqr3/2

angle A or theta = 210 degrees where reference angle = 30 degrees

sin210 = -sin30 = -1/2

sines and cosines are all negative in quadrant 3

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find sin 0 if cos 0 = - square root of 3 / 2 and is in quadrant 3

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find sin 0 if cos 0 = - square root of 3 / 2 and is in quadrant 3

1 Expert Answer

Still looking for help? Get the right answer, fast.

OR

RELATED TOPICS

RELATED QUESTIONS

graph, find x and y intercepts and test for symmetry x=y^3

-2x/x+6+5=-x/x+6

Find the mean and standard deviation for the random variable x given the following distribution

using interval notation to show intervals of increasing and decreasing and postive and negative

trouble spots for the domain may occur where the denominator is ? or where the expression under a square root symbol is negative

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