Originally published at: http://www.howtogeek.com/175700/shapes-and-solids-of-constant-width/
Do you believe that ‘circles and spheres’ are the only ‘shapes and solids’ of constant width? You may be surprised to learn the answer to that question is no. Sit back and enjoy as Numberphile shows other ‘shapes and solids’ that are also of constant width in this terrific video.
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