1. 
   dodecagon
   [n] - a twelve-sided polygon
   Found op http://www.webdictionary.co.uk/definition.php?query=dodecagon
   
   
2. 
   Dodecagon
   A polygon with 12 sides. Each internal angle is 150° and the sum of the internal angles is 1800°. See also: Dodecahedron, Polygon.
   Found op http://www.diracdelta.co.uk/science/source/d/o/dodecagon/source.html
   
   
3. 
   Dodecagon
   Do·dec'a·gon noun [ Greek ... twelve + ... angle: confer French dodécagone .] (Geom.) A figure or polygon bounded by twelve sides and containing twelve angles.
   Found op http://www.encyclo.co.uk/webster/D/105
   
   
4. 
   dodecagon
   <geometry> A figure or polygon bounded by twelve sides and containing twelve angles. ... Origin: Gr. Twelve + angle: cf. F. Dodecagone. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?dodecagon
   
   
5. 
   dodecagon
   noun a twelve-sided polygon
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=dodecagon
   
   
6. 
   Dodecagon
   • (n.) A figure or polygon bounded by twelve sides and containing twelve angles.
   Found op http://thinkexist.com/dictionary/meaning/dodecagon/
   
   
7. 
   Dodecagon
   ==Regular dodecagon== == Uses == A regular dodecagon can fill a plane vertex with other regular polygons: ==Dodecagon construction== A regular dodecagon is constructible using compass and straightedge: Construction of a regular dodecagon ==Occurrence== ===Tiling=== Here are 3 example periodic plane...
   Found op http://en.wikipedia.org/wiki/Dodecagon
   
   
8. 
   dodecagon
   Regular dodecagon A polygon with 12 sides.
   Found op http://www.daviddarling.info/encyclopedia/D/dodecagon.html
   
   
9. 
   Dodecagon
   A dodecagon is a twelve-sided regular polygon.
   Found op http://www.probertencyclopaedia.com/browse/GD.HTM
   
   
10. 
    dodecagon
    1) A twelve-sided polygon 2) Polygon 3) Polygonal shape
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/dodecagon/1
    
    

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