Extracted text: Yo 3.5 3/4 1. The cross section shown in the figure is a structural member known as a z- section.Compute the following: (1) cross sectional area, (2) centroidal moment of inertia,lxo. And (3) centroidal moment of inertia, lyo. 2.625 6-4.5- 3/4 3/4 3/4 '1.375 3.5