heloisbirb7918 heloisbirb7918 10-01-2024 Mathematics contestada Find the centroid of the following cross-sections and planes. 6.3 a) (x, y) = (3.15, 0) b) (x, y) = (0, 3.15) c) (x, y) = (6.3, 0) d) (x, y) = (0, 6.3)