Full Solutions: Show all your work. 4. The terminal arm of an angle in standard position passes through the point (6, - 9). a) Draw a sketch in standard position and state the three primary trig ratios for the related acute angle. Use exact values to express your answers. [4] MITTIT b) Find the measure of the related acute angle in radians. Round to the nearest hundredth. [2] c) Find the measure of the principal angle in radians between the interval [0,2n]. [2] Round to the nearest hundredth