Delta-K,  Feature Articles,  Volume 37, Issue 2

On Centroids, Medians and Lines of Symmetry

Journal of the Mathematics Council of the Alberta Teachers’ Association

Volume 37 Issue 2, June 2000

61 – 64

On Centroids, Medians and Lines of Symmetry

David E. Dobbs

To make room for the innovations incurred by calculus reform, some traditional topics have been de-emphasized in recent curricula. One such topic concerns centres of mass, more specifically, centroids and moments, although this material remains important in areas such as engineering and statistics.