The rig shown consists of a 1200-lb horizontal member ABC and a vertical member DBE welded together at B. The rig is being used to raise a 3600-lb crate at a distance x=12 ft from the vertical member DBE.If the tension in the cable is 4 kips, determine the reaction at E assuming (a) anchored at F as shown in the figure, (b) attached to the vertical member at a point located 1 ft above E.