Geometric Model by A. Harry Wheeler, Triangle Transformable into a Triangle, Plane Dissection

National Museum of American History

Object Details

Wheeler, Albert Harry
Description
The four pieces of this hinged dissection can be arranged as a triangle and as an isosceles triangle. The pieces are made of yellow, purple, blue and red plastic, glued to a wooden base.
This appears to be model 4B in the list of triangles in Wheeler's list of decompositions of polygons.
Drawings for this dissection, dated February 2, 1932, are in 1979.3002.43 (folder 2). Other drawings, dated February 4, 1932, are in 1979.3002.55, folder 1
Location
Currently not on view
Credit Line
Gift of Helen M. Wheeler
ca 1932
ID Number
MA.304723.750
accession number
304723
catalog number
304723.750
Object Name
geometric model
Measurements
overall: 1.4 cm x 29 cm x 9.2 cm; 9/16 in x 11 13/32 in x 3 5/8 in
place made
United States: Massachusetts, Worcester
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Plane Dissections
National Museum of American History
Subject
Mathematics
Record ID
nmah_1423277
Metadata Usage (text)
CC0
GUID (Link to Original Record)
https://n2t.net/ark:/65665/ng49ca746ad-8c14-704b-e053-15f76fa0b4fa
Hinged Plane Dissection, Two triangles and two quadrilaterals which can be arranged as two different triangles.
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