Pentagonia6pentagonia.ro/wp-content/uploads/2015/10/Pentagonia6.pdf · aparent, ca o adeväratä...
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Pentagonia6pentagonia.ro/wp-content/uploads/2015/10/Pentagonia6.pdf · aparent, ca o adeväratä cutie neagrä. Faptul cä elevii nu pot întelege de ce se fac aceste calcule genereazä