Golden ratio. The obtuse angle in the wide rhombic faces is likewise the dihedral angle of a regular icosahedron, While using the obtuse angle from the faces of golden rhombi equal to your dihedral angle of a regular octahedron plus the tetrahedral vertex-Middle-vertex angle, that is also the angle between https://stephencabdf.blog-gold.com/47214823/5-simple-techniques-for-90-cash-loan