Question

Find the value of cos θ for the angle shown.
help!!!!!!

Answer 1

do you know how to find the hyp of that triangle?

Answer 2

or forget cos
we can just find the angle then find cos(angle)

Answer 3

a^2 + b^2= c^2?

Answer 4

you can find alpha=arctan(y/x)
we will call alpha the angle between the x-axis the the hyp of that triangle

Answer 5

so once you find alpha
theta=360-|alpha|