Ask a New Question

find the exact value of cos 300 degrees.

1 answer

cos(360-x) = cos(x)
so, same as cos 60°

Ask a New Question or answer this question.

Similar Questions

In triangle PQR, angle Q= 90 degrees, angle P= 60 degrees and angle R= 30 degrees. PR= 1 unit. Extend side QR to T such that PR=
1. 1 answer
How can I find the exact value of Sin 480 degrees? Thanks
1. 5 answers
use a half-angle identity to find the exact value of tan 105 degrees.
1. 1 answer
Use the Law of Cosines, a2=b2+c2−2bc⋅cosA , to find the value of angle A in a right triangle, where a=9 , b=40 , and c=41
1. 1 answer

more similar questions