Question: Problem 4 : ( 2 0 % ) Determine the forces in elements CD and DF of the truss given below. State if tension or

Problem 4: (20%)
Determine the forces in elements CD and DF of the truss given below. State if tension or compression. Help me and can you explain every step I'm trying to study for a final also can you provde a free body diagram
Problem 4 : ( 2 0 % ) Determine the forces in

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