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Proof without Words

by Yihnan David Gau (California State University)

This article originally appeared in:
Mathematics Magazine
December, 1991

Subject classification(s): Geometry and Topology | Analytic Geometry | Cartesian Coordinates | Plane Geometry | Measurement
Applicable Course(s): 4.9 Geometry | 4.14 Vector Analysis

The author proves visually the volume formula for paralleograms.

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