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Proof Without Words

Author:Alessio Raimondi, Steve Phelps
Drag the points. What does this prove? How does it prove it?

New Resources

  • Slope Illustrator (2)
  • Pythagorean Template: Integer Legs
  • Perpendicular Lines: Quick Exploration
  • Angle Addition Postulate (V2) - Integer Solutions
  • Isosceles Right Triangle

Discover Resources

  • Every polynomial function is continuous
  • Tangram: Triangle and Hexagon
  • Cosine Graph using a Unit Circle
  • reindeer
  • Prsti-abeceda

Discover Topics

  • Rhombus
  • Means
  • Sequences and Series
  • Incircle or Inscribed Circle
  • Terms
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