For the truss shown in Figure P3–46, use symmetry to determine the displacements of the...

For the truss shown in Figure P3–46, use symmetry to determine the displacements of the nodes and the stresses in each element. All elements have E = 30 10⁶ psi. Elements 1, 2, 4, and 5 have A = 10 in² and element 3 has A = 20 in².