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Proof Without Words

Author:Steve Phelps
Topic:Parallelogram, Pythagoras or Pythagorean Theorem
Drag the points. Drag the slider. What do you notice? What does this prove? How does it prove?

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  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • z`]]
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