The sixth trigonometric functions of Θ are defined as follows: sin (Θ)= opp/hyp cos(Θ)=adj/hyp tan(Θ)=opp/adj cos(Θ)=hyp/opp sec(Θ)= hyp/adj cot(Θ)=adj/opp
1) start at the angle 2) determine the trio ratio 3) set up the equation 4) solve x on top, multiply on the bottom and divide.