RT @panlepan: Tetrahedra in the wild. https://t.co/EcnsZ8JblZ - The Calculator Guide from Twitter

Tetrahedra in the wild. pic.twitter.com/EcnsZ8JblZ

— Vincent Pantal🍩ni (@panlepan) December 28, 2018

from Twitter https://twitter.com/GuideCalculator

December 29, 2018 at 10:52AM
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