At a point in a stressed body, the Cartesian components of stress are: [xx Txy Txz] 45 108 361 [0] = Tyx Oyy Tyz = 108 90 54 MPa Tzx Tzy Ozz] 36 54 45] Determine the normal and shear stresses on a plane whose outer normal has the direction cosines: cos(n. x) = cos(n, y) = and cos(n. z) =