A study says a triangle between the Vitruvian Man’s feet reveals a 1.64 ratio, also found in Bonwill’s jaw model and natural ...

Hinged Plane Dissection, Four triangles and two quadrilaterals which can be arranged as a hexagon or a triangle.

Bitcoin cash has broken out of a triangle pattern against bitcoin.

They may be arranged to form a parallelogram (in this case a rhombus), two equilateral triangles, or a regular hexagon. A drawing of the model in 1979.3002.43, folder 2, is dated March 22, 1932.