Geometric Model by A. Harry Wheeler, Triangular Wedge between Two Parallel Planes

Geometric Model by A. Harry Wheeler, Triangular Wedge between Two Parallel Planes

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Description
To show relationships among planes and angles, A. H. Wheeler designed a series of what he called platform models.This colorful plastic model is one of them. It shows two angles not in the same plane that have sides that are respectively parallel and lying on the same side of the straight line joining their vertices. The angles are equal..
A paper tag on the model reads: 2A.. Another paper tag reads: A. Harry Wheeler.
Compare Wentworth & Smith, Book VI, Prop. XIII.
Reference:
G.A. Wentworth and D. E. Smith, Plane and Solid Geometry,, Boston: Ginn, 1913, p. 290
Location
Currently not on view
Object Name
Geometric Model
maker
Wheeler, Albert Harry
place made
United States: Massachusetts, Worcester
Physical Description
plastic (overall material)
orange (overall color)
cut and glued (overall production method/technique)
Measurements
average spatial: 4.3 cm x 8.3 cm x 4.9 cm; 1 11/16 in x 3 9/32 in x 1 15/16 in
ID Number
MA.304723.547
accession number
304723
catalog number
304723.547
Credit Line
Gift of Helen M. Wheeler
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Data Source
National Museum of American History
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