Hello, 1st post.
A little help needed.
We're not allowed to use calculators, so if you could provide answers with working, great!
Sinθ = - 2/5 (negative two fifths) Range: π ≤ θ ≤ 3π/2 (π=pi)
Find Values for:
Im told i am to use the triangles, but i dont get how they work.
Help is appreciated.