Right angle (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Right angle" in English language version.

Last modified: 20:30:15, 9 May 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

11mathopenref.com

low place

low place

691^st place

581^st place

11books.google.com

3^rd place

3^rd place

11planetmath.org

low place

low place

books.google.com (Global: 3^rd place; English: 3^rd place)

Müller-Philipp, Susanne; Gorski, Hans-Joachim (2011). Leitfaden Geometrie [Handbook Geometry] (in German). Springer. ISBN 9783834886163.

mathopenref.com (Global: low place; English: low place)

"Right Angle". Math Open Reference. Retrieved 26 April 2017.

planetmath.org (Global: low place; English: low place)

"octant". PlanetMath.org. 2013-03-22. Retrieved 2024-10-21.

unicode.org (Global: 691^st place; English: 581^st place)

Unicode 5.2 Character Code Charts Mathematical Operators, Miscellaneous Mathematical Symbols-B