At a given instant, the satellite dish has an angular motion w = 8 rad/s and α = 5 rad/s^2 about the z-axis. At this same instant, the signal horn A is located at Oa = 532.2i - 5.1k, Ob = 108.8i - 53.41j - 11.41k, Oc = 58.51i - 104.89j - 24.1k, and Od = -15.55j - 74.6k.