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The figure shows a right triangle ACB. If BC = a, AC = b,
and AB = c, prove that


Geometry software that can be used to learn and research:
Geometry Expressions, Cabri, Cinderella, GeoGebra, Geometer Sketchpad, C.a.R., TracenPoche, Mathematica.
See also:
Problem
264
Similarity
Einstein and
Pythagorean theorem proof
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