Squaring the Circle with the Archimedean Spiral (animated visual proof)
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Pi is approximately 355/113 (pi day short)
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The Archimedean Spiral | Visually Explained (animation code also explained)
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A Dozen Proofs: Sum of Integers Formula (visual proofs) #SoME2
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Beautiful Geometry behind Geometric Series (8 dissection visual proofs without words) #math #series
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Dividing a Circle into Seven Equal Areas (visual proof)
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Trisect an Angle with Archimedean Spiral (visual proof)
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Products of Chords in a Circle (math visualization)
8:01