For items 1-6 refer to the given below.Q = 21-5kR is a vector from A(1, -6, -5) to B(-2, -5, 4).Sis a vector from C(1,2, -5) to D(-5, -4, 9).T is a position vector to E(1, -2, 3)1. (Qx R) - (S xT)2. Angle between vector R and T.3. Unit vector perpendicular to vector Q and S4. The component of T along Q.5. The projections of R along ay.6. Area bounded by points A, B, and C.