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Reflection in a Circle

Author:Steve Phelps
Topic:Circle, Reflection
Drag any and all of the four blue points slowly. What do you notice? What are you wondering about?

New Resources

  • Marion's Theorem
  • Mandelbrot 2
  • Writing and Graphing Proportional Relationships (k>0)
  • Squaring a Rectangle (PST Version)
  • Midpoint Theorem (V2): Integer Solutions

Discover Resources

  • Pythagorean to Fermat
  • M رسم دائرة محصورة داخل مماسين يلتقيان بالنقطة
  • Exploring Similar Polygons
  • Why does a balance beam balance?
  • Equilateral Triangle Practice

Discover Topics

  • Vectors
  • Centroid or Barycenter
  • Statistics
  • Arithmetic Operations
  • Set Theory
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