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Copy of Proof Without Words

Author:Cathleen Dunkelberger, Steve Phelps
Drag the points. What do you notice? What does this prove? How does this prove it?

New Resources

  • Addition of Vectors Algeraically
  • רישום חופשי
  • Special Solid Trace
  • Dividing a 2-digit number by a 1-digit number (2)
  • Intersections of y=a^x and y=log(a, x)

Discover Resources

  • Incircle testing
  • Forum_f=13&t=38369_A_dropdownlist
  • Numbers classification
  • Poincare Disk Toolkit
  • Figuras congruentes
  • Transform Grumpy Santa Cat

Discover Topics

  • Centroid or Barycenter
  • Ellipse
  • Linear Programming or Linear Optimization
  • Trigonometry
  • Function Graph
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