SOLUTION: If sin teta = {{{-1/3}}} and teta does not lie in the quadrant 3, find the value of cos teta.

Algebra ->  Trigonometry-basics -> SOLUTION: If sin teta = {{{-1/3}}} and teta does not lie in the quadrant 3, find the value of cos teta.      Log On


   

Question 770748: If sin teta = -1%2F3 and teta does not lie in the quadrant 3, find the value of cos teta.
Answer by Jc0110(165) About Me  (Show Source):
You can put this solution on YOUR website!
sin teta = -1%2F3
teta does not lie on quadrant 1, quadrant 2 and quadrant 3 but lies on quadrant 4.
cos teta = sqrt%283%5E2-1%5E2%29%2F3
cos teta = sqrt%289-1%29%2F3
cos teta = sqrt%288%29%2F3