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

American History Museum

Hinged Plane Dissection, Two triangles and one quadrilateral that can be arranged as a triangle or a quadrilateral.
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  • Hinged Plane Dissection, Two triangles and one quadrilateral that can be arranged as a triangle or a quadrilateral.
  • Hinged Plane Dissection, Two triangles and one quadrilateral that can be arranged as a triangle or a quadrilateral.
  • Plane Dissection - as Triangle
  • Plane Dissection - as Two Triangles or Parallelogram

    Object Details

    maker

    Wheeler, Albert Harry

    Description

    Objects MA.304723.752 and MA.304723.758 together consititute a hinged dissection with six pieces. The three pieces of MA.304723.752 may be arranged as an equilateral triangle or a quadrilateral. The three pieces of MA.304723.758 may be arranged as an equilateral triangle or a triangle. Together, the pieces may be arranged as a rhombus or a larger equilateral triangle.
    This (the two objects together) is Wheeler's model 6TF, Two equilateral triangles to one equlateral triangle. A drawing of the dissection is in 1979.3002.55, folder 2, dated March 29, 1932.

    Location

    Currently not on view

    Credit Line

    Gift of Helen M. Wheeler

    date made

    ca 1932

    ID Number

    MA.304723.758

    accession number

    304723

    catalog number

    304723.758

    Object Name

    geometric model

    Physical Description

    plastic (overall material)
    wood (overall material)
    metal (overall material)
    green (overall color)
    cut, glued and hinged (overall production method/technique)

    Measurements

    average spatial: 1.2 cm x 10.2 cm x 9 cm; 15/32 in x 4 1/32 in x 3 17/32 in

    place made

    United States: Massachusetts, Worcester

    See more items in

    Medicine and Science: Mathematics
    Science & Mathematics
    Plane Dissections

    Data Source

    National Museum of American History

    Subject

    Mathematics

    Metadata Usage

    CC0

    Link to Original Record

    https://n2t.net/ark:/65665/ng49ca746a9-2bc2-704b-e053-15f76fa0b4fa

    Record ID

    nmah_1074272

    Discover More

    Wooden hinged dissection comprised of four trapezoids arranged in a square, a triangle, and a smaller square.

    Geometric Models – Plane Dissections

    Wooden hinged dissection comprised of four trapezoids arranged in a square, a triangle, and a smaller square.

    Geometric Models – Plane Dissections

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