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Proof Without Words

Author:Steve Phelps
Topic:Polygons, Pythagoras or Pythagorean Theorem

New Resources

  • Open Education 2026
  • Circumference of a unit circle
  • Parallel Lines and Angles: Thinking Classroom Exploration
  • Untitled
  • General Polar Equation of Conics with Rotation (2)

Discover Resources

  • Basic Angle Side Angle (ASA) Construction
  • Transversal measurements
  • Diagonals bisect each other and ARE congruent but NOT perpendicular
  • rotation
  • Graphing Linear Functions (1)

Discover Topics

  • Parallelogram
  • Dilation
  • Real Numbers
  • Continuity
  • Perimeter
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