45cm
450 mm = 45 cm
1 cm = 10 mm therefore the shelf is 450mm 450mm/9mm = 50 books
450mm x 300mm 45cm x30cm 1350cm
10 mm in 1 cm 45cm(10mm) =450mm
511 cm equals 511 centimetres.
it is equivalent to 140mm
4.6 centimetres equals exactly 4.6 cm.
7.4 meters equals 740 cm.
.013 cm
320 cm.
30 cm
50 cm