Geometric Model by a. Harry Wheeler, Trirectangular Spherical Triangle
Geometric Model by a. Harry Wheeler, Trirectangular Spherical Triangle
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- Description
- This small plastic mode consists of three quadrants of a disc with a common center glued together at right angles to form a spherical triangle with three right angles. Such spherical triangles are called trirectangular. A sticker on the model reads: TR.ST.
- Location
- Currently not on view
- Object Name
- Geometric Model
- date made
- ca 1945
- maker
- Wheeler, Albert Harry
- place made
- United States: Massachusetts, Worcester
- Physical Description
- plastic (overall material)
- white (overall color)
- cut and glued (overall production method/technique)
- Measurements
- average spatial: 5.2 cm x 5.2 cm x 5.2 cm; 2 1/16 in x 2 1/16 in x 2 1/16 in
- ID Number
- MA.304723.709
- accession number
- 304723
- catalog number
- 304723.709
- Credit Line
- Gift of Helen M. Wheeler
- subject
- Mathematics
- See more items in
- Medicine and Science: Mathematics
- Trigonometry
- Science & Mathematics
- Spherical Trigonometry
- Data Source
- National Museum of American History
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