Odpowiedź:
1) d = 16
d = a√2
a√2 = 16
a = 16/√2 x √2/√2 = (16√2)/2 = 8√2
P = 1/2 d^ 2
P = 1/2 16^2
P = 1/2 x 256
P = 128
Ob = 4 x 8√2 = 32√2
2)
Ob = 4 x 8 = 32
P = 8 ^2 x sin45
P = 64 x √2/2
P = 32√2
