Area of a dodecagon without trigonometry
Simon learned this from a visual mathematics video by Think Twice.
Tag: dodecagon
Tiling shapes to build dodecagon and octagon
Some outside fun: Simon uses a regular hexagon, equilateral triangles and squares to build a regular dodecagon, and right angled isoceles triangles (with sides equal to 1 and the hypotenuse … Continue reading Tiling shapes to build dodecagon and octagon
Geeks out of the box 