Dancing with Phigons

by Jim Fonseca

Figure 1: The Golden Right Triangle

You’ve heard of the Golden Ratio, that magical, mystical number 1.61803…, like pi, an endless, non-repeating number called phi, symbolized by Φ. Two lines cut in that ratio have given us Golden Triangles, Golden Rectangles and Golden Gnomons and a few others, a cluster of polygons that I propose we call phigons. (Not to be confused with the musical group or science fiction character of that name, lol.) And you…



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Jim Fonseca

Geography professor (retired) writes The One Minute Geographer featuring This Fragile Earth. Top writer in Transportation and, in past months, Travel.