SS e n. ss A 1-11. Determine the resultant internal loadings acting on the cross sections at points D and E of the frame. *1-12. Determine the resultant internal loadings acting on the cross sections at points F and G of the frame. 4 ft 75 lb/ft D BE G -2 ft- -2 ft- 1 ft 1 ft 1 ft 30° Probs. 1-11/12 150 lb