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Proof Without Words

Author:Steve Phelps
Drag the objects in the sketch below. What does this sketch prove? How does this sketch prove it?

New Resources

  • Rolling an Equilateral Triangle
  • Angle Addition: Warm Up Exercises
  • အခြေခံ data အခေါ်အဝေါ်များ
  • Pathway to Proof: Triangle Angles
  • Model sferyczny - dwunastościan-dwudziestościan

Discover Resources

  • Circular Paraboloid of Revolution
  • Resolved Math Problems
  • Vector Dot product
  • visualising the gradient function
  • Exponential Values

Discover Topics

  • Set Theory
  • Quadratic Equations
  • Parabola
  • Pythagoras or Pythagorean Theorem
  • Frequency Distribution
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