Pythagora by Water

作者：Daniel Mentrard

主題：幾何, Pythagoras or Pythagorean Theorem

http://dmentrard.free.fr/GEOGEBRA/Maths/Pythawat2MD.html

http://dmentrard.free.fr/GEOGEBRA/Maths/Pythawat2MD.html

http://dmentrard.free.fr/GEOGEBRA/Maths/Pythawat2MD.html

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