The two subdivisions of the 'sharp' Golden Triangle [Les deux subdivisions du Triangle d'Or 'pointu'].
See the self-similar subdivisions of the two Golden Triangles -the green 'flat' one and the red 'sharp' one- (including this one):
==> or
==> or
These two triangles have respectively {1,phi,1} and {1,1/phi,1} edges, where 'phi'
denotes the Golden Ratio (phi = (1+sqrt(5))/2 = 1,6180339887498949...).
(CMAP28 WWW site: this page was created on 05/07/2012 and last updated on 06/23/2017
09:47:27 -CEST-)
==> 
or 
==> 
or 