F6-20. Determine the moment of inertia of the cross- sectional area of the T-beam with respect to the x' axis passing through the centroid of the cross section. 30 mm 150 mm 30 mm -150 mm

6-90. Determine the moment of inertia of the cross-sectional area of the beam about the y axis. 20 mm 20 mm -150 mm 150 mm 20 mm y с Probs. 6-89/90 200 mm 200 mm X

Locate the centroid and determine the moment of inertia of the plane figure. 20 y 20 10 20 X

*Take that a = 240 mm and b = 340 mm .* Pt A. Determine the moment of inertia of the beam's cross-sectional area about the centroidal x axis. Pt B. Determine the moment of inertia of the beam's cross-sectional area about the centroidal y axis.

6-70. Determine the moment of inertia for the area about the x axis. 8 m y = 4 m Probs. 6-70/71 8 X