SOLUTION: Express sin -62° in terms of its reference angle. Show work.

Algebra ->  Trigonometry-basics -> SOLUTION: Express sin -62° in terms of its reference angle. Show work.      Log On


   

Question 1138399: Express sin -62° in terms of its reference angle. Show work.
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

sin%28+-62%29° ->-62° in Quadrant IV and sin is negative
sin%28+-62%29° => A reference angle is 360° - -62%C2%B0=360%2B62 which is same as 62
sin%28+-62%29=-sin%28360%2B62%29=-sin%2862%29°