SOLUTION: I keep getting this question wrong, "Find sin t and cos t for the value of t= 5(pi)." Any help is much appreciated! Thanks you

Algebra ->  Trigonometry-basics -> SOLUTION: I keep getting this question wrong, "Find sin t and cos t for the value of t= 5(pi)." Any help is much appreciated! Thanks you      Log On


   



Question 858566: I keep getting this question wrong, "Find sin t and cos t for the value of t= 5(pi)." Any help is much appreciated! Thanks you
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
You then want cos(5pi) and sin(5pi). Where is 5 pi on the unit circle? Do you know sine and cosine at that point? This is an odd multiple of pi. This points to the same point as 1 pi. You know the sine and the cosine for pi.