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GABF. , AE BK CMLE HKCA. BDEC GABF HKCA. . , . , : , 90. , . BM BD = AB , MCCE = AC .

( ). ABC ( 2) BBCC B C , ABDE ACFG , . ABC ABC . , BBAA = BDEA CCAA = CFGA, . , BBACC - BAC = BBCC BBACC - BAC = BBAA+AACF BBACC - BAC = BDEA+CFGA.

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, . . . , 16 , (Heath, 1956). , 2.500 . . , (Van der Waerden, 2000).

a2 + b2 = c2 , . Joy Hakim, The Story of Science

, 1.500 , . . , . , . Gillings, 1982. , , , ( ), , , . Legon W.M.F.Petrie (1883). Legon , Discussions in Egyptology Gottinger Miszelen. 1000 2 1000 3 . Legon , , . , . , 756 481 , , . ; , Berlin 6619 1850 .., . , . Van der Waerden (2000) . , Boyer & Merzbach (1991) :

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. Treutlein , . ,

, . . 16 = 4 9 = 3 5.

:

1. (2008). (EMBODIED MATHEMATICS)2. Thomas

L. Heath (1909). The Thirteen Books of Euclid's Elements, Books 1 and 2

3. Wikipedia 4. http://mythologia.8m.com/pithagoras.html 5. http://www2.forthnet.gr/presocratics/pithag.htm 6. http://www.mathsforyou.gr 7. http://www.mousa.gr/html/eydoksos.html 8. . http://www.emekozanis.gr/reports/ r071012/dorts071212.pdf