how do you Find the exact values of the six trigonometric functions of a

120 ° angle

how do you Find the measurement of the reference angle of an angle measuring 7 π /4

If you are Given that sin θ = -1/2 for an angle in Quadrant III how do you find the exact value of sec θ

how do you Find the values of the six trigonometric functions of the angle in standard position with the terminal side passing through the point P(-4, 3)