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Pythagoras' Theorem : geometric proof 1
Автор: eChalk
Загружено: 7 нояб. 2012 г.
Просмотров: 12 130 просмотров
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This is a beautifully visual demonstration of Pythagoras' theorem; that the square of the hypotenuse is equal to the sum of the squares of the other two sides.
If you like this lesson, please visit our website where we've got over a thousand teaching resources and tutorials like it: http://www.echalk.co.uk
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