A Podcast Of Unnecessary Detail

3.5 - Twelve Pentagons

Apr 2, 2024
The podcast delves into the fight for accurate geometric shapes, unique ball-making techniques, real tennis symmetry, flaming rings and Mexican waves. It also explores space tortoises sent to the moon, with humorous analogies and audience interactions throughout.
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ANECDOTE

Inaccurate Football Signs

  • Matt Parker noticed inaccurate football signs during a 2015 tour.
  • The signs depict pentagons with six sides, a mathematical impossibility for spheres.
INSIGHT

Impossible Geometry

  • A sphere cannot be made entirely of hexagons, as depicted on UK street signs.
  • The signs display a mathematically impossible object.
ANECDOTE

Wedding Cake Geometry

  • A baker, attempting to create a hexagonal pattern on a wedding cake, mistakenly used octagons.
  • Octagons, unlike hexagons, cannot tile a surface.
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