Odpowiedzi

2009-04-08T18:00:49+02:00
A = 12
12 = A√2|: √2
A = 12/ √2 x √2/ √2 = 6√2

H = a√3/2
H = 12√3/2 = 6√3

V = Pp x H/ 3
V = (6√2)² x 6√3 /3 = 144√3 cm³
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