Tuesday, November 8, 2011

Prove that the ratio of the surface ares of the golden cuboid to that of the sphere is Phi : Pi?

The surface of the sphere is π(1/φ² + 1 + φ²). The surface of the cuboid is 2(1/φ + 1 + φ). If φ = (1/2)(1+√5), then the ratio comes out to φ/π.

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