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Delving Deeper
Delving Deeper: A Tale Of Two Theorems

Jitan Lu, Raymond Scacalossi Jr. 

January 2005, Volume 98, Issue 5, Page 338

The relationship of angle bisectors length to triangles. A second article discusses a student's use of logarithms to differentiate a function. 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.

Conceptual Development
Right Triangle Trig
Grades 9-12
Geometry & Measurement
Reasoning and Proof