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b) Pp=2,3*2,3*6=31,76[dm kwadratowych]
c) Pp=0,9*0,9*6=4,86[m kwadratowych]
P=6×(4,6)²
P=6×21,16
P=126,96 cm²
b)P=6×(2,3)²
P=6×5,29
P=31,74 dm²
c)P=6×(0,9)²
P=6×0,81
P=4,86 m²