This document contains 6 problems related to determining centroids of geometric shapes and composite sections: 1. Determine the centroid of a triangle. 2. Determine the centroid of a shaded area. 3. Find the centroidal distance of a composite section shown. 4. Calculate the centroidal distance of a composite section with three parts. 5. Calculate the distance to the centroid of a cross-section. 6. Practice problem to find the centroidal distance of another cross-section.