Look up: Decagon

1. 
   decagon
   [n] - a polygon with 10 sides and 10 angles
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   Decagon
   A polygon with ten sides. Each internal angle is 144° and the sum of the internal angles is 1440°. See also: Polygon, Regular Polygon.
   Found on http://www.diracdelta.co.uk/science/sour
   
   
3. 
   Decagon
   Definition (keystage 2) A polygon which has ten straight lines and ten angles. <br /> A regular decagon has all ten sides the same length and all ten angles are equal.
   Found on http://thesaurus.maths.org/mmkb/entry.ht
   
   
4. 
   Decagon
   Dec'a·gon noun [ Prefix deca- + Greek ... a corner or angle: confer French décagone .] (Geom.) A plane figure having ten sides and ten angles; any figure having ten angles. A regular decagon is one that has all its sides and angles equal.
   Found on http://www.encyclo.co.uk/webster/D/13
   
   
5. 
   decagon
   <geometry> A plane figure having ten sides and ten angles; any figure having ten angles. A regular decagon is one that has all its sides and angles equal. ... Origin: Pref. Deca- + Gr. A corner or angle: cf. F. Decagone. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. 
   decagon
   noun a polygon with 10 sides and 10 angles
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
7. 
   Decagon
   | border=`1` bgcolor=`#ffffff` cellpadding=`5` align=`right` style=`margin-left:10px` width=`250` !bgcolor=#e7dcc3 colspan=2|Regular decagon |- |align=center colspan=2|200px |- |bgcolor=#e7dcc3|Edges and vertices||10 |- |bgcolor=#e7dcc3|Schläfli symbols||t |- |bgcolor=#e7dcc3|Coxeter-Dynkin diagrams||Image:CDW_ring.pngImage:CDW_10.pngImage:CDW_dot.pngImage:CDW_ring.pngImage:CDW_5.pngImage:CDW_ring.png |- |bgcolor=#e7dcc3|Symmetry group||Dihedral ...
   Found on http://en.wikipedia.org/wiki/Decagon
   
   
8. 
   Decagon
   • (n.) A plane figure having ten sides and ten angles; any figure having ten angles. A regular decagon is one that has all its sides and angles equal.
   Found on http://thinkexist.com/dictionary/meaning
   
   
9. 
   decagon
   A polygon with 10 sides. Each interior angle of a regular decagon is 144°.
   Found on http://www.daviddarling.info/encyclopedi