Geometry of different arches

Arch proportions - image and description of the use of arch in architecture. As a security preventative measure, It is advised that you place a metal liner between the stone and the fire.

sacred geometry

Phi spirals are the proportions of the 5 sided pentagon the geometry of which is nested within the icosahedron, dodecahedron, DNA and the human body. Work Pentagon into more outer picture.

Islamic arabesque decoration took its true root in geometry. Since Islamic religion forbid the painting of people the designs of the culture became very geometric.

sacred geometry | Tumblr

Various nature elements that abide by geometric laws and construction patterns - update © Geometrymatters, 2016