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Proof Without Words

Author:Hasan Bey, Steve Phelps

Drag the points below.

What does this prove? How does this prove it?

New Resources

What Do You See? (2)
Congruent Figures
Pythagorean Theorem: Quick Illustrator
Congruent Sides & Angles in △s: Exploration
Parabolas, Lines and Nomograms

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Reflection Symmetry
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Nonagon - Baleigh
Investigation of af(x)
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Correlation
Area
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