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Proof The Pythagoras Theorem

Author:
Khairunnisa bt Mohd Basri, Steve Phelps
Drag the points. What do you notice? What does this prove? How does this prove it? Does this theory apply to all right-angled triangle?
Pythagoras Theorem a2 = b2 + c2 b2 = a2 - c2 c2 = a2 - b2

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