Friday, April 15, 2011: 9:30 AM-10:30 AM
Hall F (Convention Center)
Lead Speaker:
James M. Rubillo
In 1765, Eüler proved that the centroid of a triangle trisects the line segment joining its circumcenter to its orthocenter. Students respond, “Show me.” This presentation will investigate a wide variety of ways to explore this important finding, including a student's project that can help solidify mastering many concepts normally studied in Algebra 2.
Presentation Format: 9-12 Session
Grade Band Audience: Preservice and Inservice, 9 to 12