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Pythagorean (Gardner)

Author:
Edward
Pythagorean proof visually by unchanged areas. (Martin Gardner)

New Resources

  • Fubini's theorem: Rectangular regions
  • Action/Consequence Parallel Lines and Angles
  • Parallelogram Properties
  • Triangle Midsegment Coordinate Proof
  • Spring around torus

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  • circ4colori
  • Transformation Law from Stitz-Zeager College Algebra
  • Ruddell - Reflection
  • Quadratic equations
  • SSS congruence

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  • Logarithm
  • LCM and GCD
  • Centroid or Barycenter
  • Trigonometry
  • Similarity Transformation or Similarity

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