Problem 002-mj | Method of Joints

Problem 002-mj
The structure in Fig. T-02 is a truss which is pinned to the floor at point A, and supported by a roller at point D. Determine the force to all members of the truss.

Warren truss by method of joints


Solution 002-mj



How come that the hypotenuse in the solution became 5m where it is 2.5m?

What is shown in the solution is slope. 1/2.5 = 2/5. If you are not used in solving with slope, go with angles.

Got it. Thank you


how to find slope triangle please help

Use your scientific calculator that is capable of displaying fraction. If you input 1/2.5 the calculator will output 2/5.

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