For the material and the stresses, Steel 1020 is subjected to a multiaxial stress state:s_x = 10,t_xy = 5,s_y = -5,s_z = 10 MPa, provide the following: (a) elastic properties, (b) state of strain, (c) strain invariants, (d) principal strains, (e) associated principal strain vectors, (f) maximum shear strain, (g) Mohr's Circles in 3D.