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Geometric Model by A. Harry Wheeler, Triangle Transformable into Trapezoid, Plane Dissection (Portion)

Geometric Model by A. Harry Wheeler, Triangle Transformable into Trapezoid, Plane Dissection (Portion)

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Description
This hinged dissection has two triangular pieces that may be arranged as a triangle or a quadrilateral.
There is a model of a partially hinged dissection of a triangle with its medians which Wheeler variously designated 6K and 12TD. It consisted of six pieces which arrange to form a triangle. Models MA.304723.745, MA.304723.746 and 1979.0102.189 are the pieces of this model.
A drawing ot 12TD, dated April 2, 1932, is in 1979.3002.55 (folder 1).
Location
Currently not on view
Object Name
geometric model
date made
ca 1932 04 02
maker
Wheeler, Albert Harry
place made
United States: Massachusetts, Worcester
Physical Description
wood (overall material)
plastic (overall material)
Measurements
overall: 7.5 cm x 11.5 cm x 1.3 cm; 2 15/16 in x 4 17/32 in x 1/2 in
ID Number
1979.0102.189
accession number
1979.0102
catalog number
1979.0102.189
Credit Line
Gift of Louise D. Campbell
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Data Source
National Museum of American History
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