No explanations needed, only the correct solutions, thank you:

Use the figure to find the exact value of the trigonometric function. sin NO E X 6 8Use the given conditions. (a) Determine the quadrant in which u/2 lies. I. Quadrant] O Quadrant I] O Quadrant III 0 Quadrant IV (b) Find the exact values of sin(u/2), cos(u/2), and tan(u{2) using the half-angle formulas. smut/2) = E W) = E S X tan(u/2) = Consider the following. sec U = N / UT