SOLUTION: how to solve cos(2 pie over 9- pie over 18)?

Algebra ->  Trigonometry-basics -> SOLUTION: how to solve cos(2 pie over 9- pie over 18)?      Log On


   



Question 823684: how to solve cos(2 pie over 9- pie over 18)?
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
how to solve cos(2 pie over 9- pie over 18)?