SOLUTION: find the cosine and sine of 240 degree

Algebra ->  Trigonometry-basics -> SOLUTION: find the cosine and sine of 240 degree      Log On


   

Question 566286: find the cosine and sine of 240 degree
Answer by ad_alta(240) About Me  (Show Source):
You can put this solution on YOUR website!
1) cos(240)=-1/2
2) sin(240)=-sqrt(3)/2