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Delving Deeper
Delving Deeper: Converging on the Centroid

Marvin Freedman 

December 2007, Volume 101, Issue 5, Page 394

Abstract:
Marvin Freedman's discovery of finding the centriod of a triangle by repeatedly averaging the pairs of vertices. The aim of Delving Deeper is for teachers to pose and solve novel math problems, expand on mathematical connections, or offer new insights into familiar math concepts. Delving Deeper focuses on mathematics content appealing to secondary school teachers. It provides a forum that allows classroom teachers to share their mathematics from their work with students, their classroom investigations and products, and their other experiences. Delving Deeper is a regular department of Mathematics Teacher. Edited by Al Cuoco and E. Paul Goldenberg.

Keywords:
Article
Grades 9-12
Connections / Applications
Teacher
Length
Problems
Shapes