Odpowiedzi

2010-04-13T19:52:52+02:00
Z TP:

3² + (1/2 d)² = 6²
9 + (1/2 d)² = 36 /-9
(1/2 d)² = 26 /√
(1/2 d) = √26

d = √52 = 2√13