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a√2 = 1,6m /: √2
a = 1,6m/√2 /usuwamy niewymierność mnożąc przez (√2/√2)
a = 0,8√2
Pk = a²
Pk = (0,8√2)² = 0,64 *2 = 1,28m²
Pozdrawiam ;)
P=(1,6*1,6)/2
P=2,56/2
P=1,28