Concentric

Pronunciation: /kənˈsɛn trɪk/ Explain

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Manipulative 1 - Concentric Circles Created with GeoGebra.

Two geometric shapes are concentric if they have the same center.[1] Concentric circles have a common center and different radii.[3] Eccentric figures (excentric in British English) do not have the same center.

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Manipulative 2 - Concentric Squares Created with GeoGebra.

References

  1. Stöcker, K. H.. The Elements of Constructive Geometry, Inductively Presented. pp 44-45. Translated by Noetling, William A.M, C.E.. www.archive.org. Silver, Burdett & Company. 1897. Last Accessed 8/6/2018. http://www.archive.org/stream/elementsofconstr00noetrich#page/44/mode/1up/search/concentric. Buy the book
  2. Phillips, Andrew W.; and Fischer, Irving. Elements of Geometry. pg 74. www.archive.org. Phillips-Loomis Mathematical Series. Harper & Brothers Publishers. 1899. Last Accessed 8/6/2018. http://www.archive.org/stream/elementsgeometr02fishgoog#page/n86/mode/1up/search/concentric. Buy the book

Cite this article as:

McAdams, David E. Concentric. 6/25/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/c/concentric.html.

Image Credits

Revision History

6/25/2018: Removed broken links, updated license, implemented new markup, updated GeoGebra apps. (McAdams, David E.)
1/18/2010: Corrected caption for manipulative 2. (McAdams, David E.)
12/27/2009: Added "References". (McAdams, David E.)
7/8/2008: Changed Sketchpad application to GeoGebra. (McAdams, David E.)
5/18/2008: Initial version. (McAdams, David E.)

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