Extracted text: PROBLEM N0. 1 The two flexible cables CF and DE brace the truss shown at its center panel. Dimensions ; s = 4m and h = 4m a. What is the magnitude of the weight W (in KN) if the axial compressive force in member CD is 8.9 KN? b. Determine which of the two cables is acts as tension diagonal and the magnitude of force acting on it. If W = 20 KN, what is the axial force in member AC. C. 4.0 m CABLE, ÇABLE А E F 4.0 m 4.0 m 4.0 m W