Determine the magnitude, direction, and sense of tDetermine the magnitude, direction, and sense of the resultant of the two concurrent forces P_1 and P_1 Find R, a, a_1, a_2, theta_1, theta_2 and Phi. A rigging boom is supported by means of a boom cable BC. Compute the length of the cable and the angle it makes with the boom. Show transcribed image text