Solve;

A Given the support reactions, use method of joints to determine the forces in members AF and AB. Clearly state whether the members are in tension or compression. 30 kN fot B 12 13646 50 kN A, = 62.7 kN - 4 m G external 12 40 kN D H 3 4 6 m - 6m X 4m l LU E 3 m 5.5 m E, = 57.3 kN