Use the portal method to determine the magnitude of the approximate axial force in girder GH. Let P1 = 17.2 kN, P2 = 38.8 kN, L1 = 10 m, L2 = 6 m, and L3 = 6 m.

Determine the beam slope at B. Let w = 1.0 kip/ft, L1 = 37 ft, and L2 = 25 ft. Assume EI = constant.

Identify the moment equation that corresponds to MBC. Let w = 2.9 kip/ft, L1 = 20 ft, and L2 = 16 ft. Assume EI = constant.

Determine the magnitude of the approximate bending moment at G in girder GH. Let w1 = 12 kN/m, w2 = 44 kN/m, L1 = 8 m, L2 = 7 m, and L3 = 6 m.

Determine the beam slope at B. Let w = 2.2 kip/ft, L1 = 33 ft, and L2 = 26 ft. Assume EI = constant.

Use Robot to determine the magnitude of the vertical reaction force at A. Assume that M = 160 kN·m, P = 65 kN, w = 85 kN/m, and L = 1.8 m. Delete the self-weight of the beam.

Use Robot to determine the magnitude of the vertical reaction force at A. Assume that M = 150 kN·m, P = 75 kN, w = 80 kN/m, and L = 1.2 m. Delete the self-weight of the beam.

Use the portal method to determine the magnitude of the approximate shear in column BE. Let P1 = 28 kN, P2 = 36 kN, L1 = 10 m, L2 = 5 m, and L3 = 6 m.

The portal method is considered appropriate for approximate analysis of relatively tall building frames.

Determine the distribution factor DFAB. Let w = 1.1 kip/ft, L1 = 37 ft, and L2 = 28 ft. Assume EI = constant.