Odpowiedź:
D. Deltoit p=d1*d2/2
D1=8m
D2=14
P=8*14/2
P=56m2
H. 5dm=50cm
P=35*50/2=875cm2
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Odpowiedź:
D. Deltoit p=d1*d2/2
D1=8m
D2=14
P=8*14/2
P=56m2
H. 5dm=50cm
P=35*50/2=875cm2