Use the composite area method to locate the centroid of the shaded area shown, which was created by cutting a semicircle of diameter r from a quarter circle of radius r.
ˉx=2rπ=0.6366r

Use the composite area method to locate the centroid of the shaded area shown, which was created by cutting a semicircle of diameter r from a quarter circle of radius r.
ˉx=2rπ=0.6366r