Geometric Model by A. Harry Wheeler, Square Transformable into Two Squares, Plane Dissection

Hinged Plane Dissection, Three triangles and two quadrilaterals which can be arranged as one square into two squares.

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Hinged Plane Dissection, Three triangles and two quadrilaterals which can be arranged as one square into two squares.
Hinged Plane Dissection, Three triangles and two quadrilaterals which can be arranged as one square into two squares.
Hinged Plane Dissection, Three triangles and two quadrilaterals which can be arranged as one square into two squares.
Hinged Plane Dissection, Three triangles and two quadrilaterals which can be arranged as one square into two squares.

Object Details

Description

This plastic hinged dissection divides a square into five pieces. The pieces may be rearranged to form two squares.

This is Wheeler's model 5PTC.

Compare MA.304723.769 and MA.304723.770.

Location

Currently not on view

Credit Line

Gift of Helen M. Wheeler

date made

ca 1932

ID Number

MA.304723.775

accession number

304723

catalog number

304723.775

Object Name

geometric model

Physical Description

wood (overall material)

metal (overall material)

gold (overall color)

red (overall color)

brown (overall color)

green (overall color)

blue (overall color)

plastic (overall material)

cut, glued and hinged (overall production method/technique)

Measurements

average spatial: 1.2 cm x 7.7 cm x 7.7 cm; 15/32 in x 3 1/32 in x 3 1/32 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/ng49ca746a9-3022-704b-e053-15f76fa0b4fa

Record ID

nmah_1075116