Odpowiedzi

2010-04-13T21:55:20+02:00
2 = a √2
a = 2 √2

P₁ = 2 √2 x 2 √2 = 8

h² + (2 √2/2)² = (2 √2)²
h² + 2 = 8 /-2
h² = 6 /√
h = √6

P₂ = 2 √2 x √6/2 = 2 √12/2 = √12
P₃ = P₂

Pc = P₁ + P₂ + P₃ = 8 + √12 + √12