Z Consider the square beam below. (a) Identify the critical location along the beam. (b) Identify the critical element of the cross-sectional area by drawing a dot on the figure in the answer box. (c) Determine the stress state of the critical element. y 8 lbf/in 16 lbf 14 lbf 1 in 3 in 1 in 1 in 1 in Report your final answers here: (a) x= in (b) (c) x= psi y = psi Txy= psi 1 in -5 lbf 1 in