Geometric Model by A. Harry Wheeler, Polar Spherical Triangles

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Description
This cut and glued tan paper model is one of several in which A. Harry Wheeler illustrated properties of polar spherical triangles. Both triangles have vertices labeled A, B, and C. One triangle is inside the other. The model is undated and has no Wheeler number.
For a discussion of polar triangles, see MA.304723.159. Compare MA.304723.521.
Location
Currently not on view
unspecified
Wheeler, Albert Harry
maker
Wheeler, Albert Harry
place made
United States: Massachusetts, Worcester
associated place
United States: Massachusetts, Worcester
Physical Description
paper (overall material)
cut and glued (overall production method/technique)
Measurements
average spatial: 2.7 cm x 5 cm x 3.5 cm; 1 1/16 in x 1 31/32 in x 1 3/8 in
ID Number
MA.304723.516
accession number
304723
catalog number
304723.516
Credit Line
Gift of Helen M. Wheeler
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Trigonometry
Spherical Trigonometry
Data Source
National Museum of American History, Kenneth E. Behring Center

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