5.1 through 5.9 Locate the centroid of the plane area shown. 27 mm Fig. P5.1 45 mm 75 mm 75 mm 60 mm 45 mm 60 mm 60 mm Fig. P5.4 5 -8 in. Sin---8 in Fig. P5.7 Fig. P5.2 in. I 3 in. 75 mm 4 in. 8 in. 16 in. L T Fig. P5.5 5 in. 6 in. 2 in. 12 mm Fig. P5.8 20 in. 18 mm Fig. P5.3 60 mm Fig. P5.6 60 mm 24 mm 32 12 r-38 in. 75 mm 75 mm Fig. P5.9 75 mm