Convert feet and inches to inches plus inches. Then use the cm per inch conversion factor.
56 cm
56 inches = 142.2cm
There are 560 centimeters in 56 millimeters. I am sure you meant 560 mm in 56 cm.
56 cm is a length, not a volume, hence the Q is unanswerable.
560 mm = 56 cm.
56 inches is about 134.62 centimeters.
56 inches=142.24 centimeters
Ten millimeters in a centimeter, so 56 cm is 560 mm.
12300 cm square or 1.23m
56 inches = 142.24 centimeters.
56 mm
56cm = 0.56m