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Delving Deeper
Delving Deeper: Transforming Shapes Physically and Analytically

Margaret Rathouz, Christopher Novak, and John Clifford; Edited by Maurice Burke, J. Kevin Colligan, Maria Fung, and Jeffrey J. Wanko 

September 2013, Volume 107, Issue 2, Page 150

Abstract:
The authors explore a model for visualizing the area of a disk transformed into a triangle. The use of physical models and analytical tools to prove and generalize are discussed.

Keywords:
Article
Calculus and Higher Level Mathematics
Grades 9-12
Area
Teacher
Reasoning and Proof
Representation
Transformations