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30 gen 2700 anni a. C. - 2700 лет до н. э. – использование Пифагоровой тройки длин верёвки для построения прямых углов.

Aggiunto al nastro di tempo:

История геометрии 1 часть

4 gen 2019

0

0

819

Data:

30 gen 2700 anni a. C.

Adesso

~ 4729 years ago

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