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(10 pts) An aluminum L shaped bar (also known as angle) and its cross-section are shown in the fol- lowing figure. Hand-calculate the centroid

(10 pts) An aluminum "L" shaped bar (also known as "angle") and its cross-section are shown in the fol- lowing figure. Hand-calculate the centroid of the section and the moments inertia, Ir and Iy, for a set of r and y axes passing through the centroid. 6.0 in 1.0 in 8.0 in Figure 1.17: Aluminum Angle Bar 1.0 in

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