Trapezi (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Trapezi" in Catalan language version.

Last modified: 19:05:22, 22 August 2026 (UTC)

Ref.Un. Ref.Website

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44books.google.cat

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22gogeometry.com

low place

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11enciclopedia.cat

633^rd place

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11numericana.com

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9,139^th place

6,230^th place

11web.archive.org

1^st place

1^st place

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9,937^th place

archive.org (Global: 6^th place; Catalan: 15^th place)

Usiskin i Griffin, 2008, p. 29. Usiskin, Zalman; Griffin, Jennifer. The Classification of Quadrilaterals: A Study of Definition. Information Age Publishing, 2008, p. 49–52, 63–67.
Usiskin i Griffin, 2008, p. 32. Usiskin, Zalman; Griffin, Jennifer. The Classification of Quadrilaterals: A Study of Definition. Information Age Publishing, 2008, p. 49–52, 63–67.
Craine, Timothy V.; Rubenstein, Rheta N. «A Quadrilateral Hierarchy to Facilitate Learning in Geometry». The Mathematics Teacher, vol. 86, 1993, p. 30–36. DOI: 10.5951/MT.86.1.0030. JSTOR: 27968085.
Popovic, Gorjana «Who is This Trapezoid, Anyway?». Mathematics Teaching in the Middle School, vol. 18, 2012, p. 196–199. DOI: 10.5951/mathteacmiddscho.18.4.0196. JSTOR: 10.5951/mathteacmiddscho.18.4.0196.
Geometry Connections: Mathematics for Middle School Teachers. Pearson Prentice Hall, 2006, p. 57 (Connections in mathematics courses for teachers). ISBN 9780131449268.

books.google.cat (Global: 516^th place; Catalan: 3^rd place)

Usiskin i Griffin, 2008, p. 29. Usiskin, Zalman; Griffin, Jennifer. The Classification of Quadrilaterals: A Study of Definition. Information Age Publishing, 2008, p. 49–52, 63–67.
Alsina i Nelsen, 2020, p. 90. Alsina, Claudi; Nelsen, Roger. A Cornucopia of Quadrilaterals. Mathematical Association of America, 2020. ISBN 978-1-4704-5312-1.
Alsina i Nelsen, 2020, p. 89. Alsina, Claudi; Nelsen, Roger. A Cornucopia of Quadrilaterals. Mathematical Association of America, 2020. ISBN 978-1-4704-5312-1.
Usiskin i Griffin, 2008, p. 32. Usiskin, Zalman; Griffin, Jennifer. The Classification of Quadrilaterals: A Study of Definition. Information Age Publishing, 2008, p. 49–52, 63–67.

doi.org (Global: 2^nd place; Catalan: 4^th place)

dx.doi.org

Craine, Timothy V.; Rubenstein, Rheta N. «A Quadrilateral Hierarchy to Facilitate Learning in Geometry». The Mathematics Teacher, vol. 86, 1993, p. 30–36. DOI: 10.5951/MT.86.1.0030. JSTOR: 27968085.
Popovic, Gorjana «Who is This Trapezoid, Anyway?». Mathematics Teaching in the Middle School, vol. 18, 2012, p. 196–199. DOI: 10.5951/mathteacmiddscho.18.4.0196. JSTOR: 10.5951/mathteacmiddscho.18.4.0196.

efunda.com (Global: low place; Catalan: 9,937^th place)

«Centroid, Area, Moments of Inertia, Polar Moments of Inertia, & Radius of Gyration of a General Trapezoid». [Consulta: 7 febrer 2023].

enciclopedia.cat (Global: 633^rd place; Catalan: 8^th place)

«trapezi». Gran Enciclopèdia Catalana. Barcelona: Grup Enciclopèdia.

fau.edu (Global: 9,139^th place; Catalan: 6,230^th place)

forumgeom.fau.edu

Josefsson, Martin. Characterizations of Trapezoids (tesi) (en anglès). Arxivat 2023-01-27 a Wayback Machine.

gogeometry.com (Global: low place; Catalan: low place)

«Math Education Geometry Problem 747: Trapezoid, Diagonals, Parallel, Bases, Midpoint, Similarity, Harmonic Mean. Level: High School, Honors Geometry, College, Mathematics Education. Distance learning.». [Consulta: 3 febrer 2023].
«Machu Picchu Lost City of the Incas - Inca Geometry.». [Consulta: 13 febrer 2018].

google.cat (Global: 5,131^st place; Catalan: 27^th place)

O'Brien, Louise. 100 Things to Know About Architecture. Happy Yak, 2023-01-31, p. 51. ISBN 978-0-7112-7269-9.
Ching, Francis D. K.; Jarzombek, Mark M.; Prakash, Vikramaditya. A Global History of Architecture. John Wiley & Sons, 2010-09-09, p. 486. ISBN 978-1-118-00739-6.
Margulies, Ivone. Rites of Realism: Essays on Corporeal Cinema. Duke University Press, 2003-03-27, p. 75. ISBN 978-0-8223-8461-8.
Pérez, Ricard Jaime. La maniobra en els velers de creu. Univ. Politèc. de Catalunya, 2002, p. 22. ISBN 978-84-8301-590-2.

iec.cat (Global: 3,776^th place; Catalan: 24^th place)

dcvb.iec.cat

Alcover, Antoni M.; Moll, Francesc de B. «trapezi». A: Diccionari català-valencià-balear. Palma: Moll, 1930-1962. ISBN 8427300255.
Alcover, Antoni M.; Moll, Francesc de B. «caire». A: Diccionari català-valencià-balear. Palma: Moll, 1930-1962. ISBN 8427300255.
Alcover, Antoni M.; Moll, Francesc de B. «aparell». A: Diccionari català-valencià-balear. Palma: Moll, 1930-1962. ISBN 8427300255.

jstor.org (Global: 23^rd place; Catalan: 44^th place)

Craine, Timothy V.; Rubenstein, Rheta N. «A Quadrilateral Hierarchy to Facilitate Learning in Geometry». The Mathematics Teacher, vol. 86, 1993, p. 30–36. DOI: 10.5951/MT.86.1.0030. JSTOR: 27968085.
Popovic, Gorjana «Who is This Trapezoid, Anyway?». Mathematics Teaching in the Middle School, vol. 18, 2012, p. 196–199. DOI: 10.5951/mathteacmiddscho.18.4.0196. JSTOR: 10.5951/mathteacmiddscho.18.4.0196.

numericana.com (Global: low place; Catalan: low place)

Michon, Gérard P. «History and Nomenclature». [Consulta: 9 juny 2023].

web.archive.org (Global: 1^st place; Catalan: 1^st place)

Josefsson, Martin. Characterizations of Trapezoids (tesi) (en anglès). Arxivat 2023-01-27 a Wayback Machine.

wolfram.com (Global: 1,091^st place; Catalan: 336^th place)

mathworld.wolfram.com

Weisstein, Eric W. «Right Trapezoid» (en anglès). [Consulta: 27 gener 2023].
Weisstein, Eric W. «Isosceles Trapezoid» (en anglès). [Consulta: 27 gener 2023].
Weisstein, Eric W. «Trapezoid» (en anglès). [Consulta: 27 gener 2023].