there are 10 millimetres in each centimetre. so 10x1.38 gives 138mm in 1.38cm.
1.38 needs to be qualified. Is it 1.38 metres, or 1.38 millimetres, or something else? In 1.38 metres there are 138 centimetres.
138 centimeters are 54.3307086614 inches.
In 138 centimeters, there are about 4.53 feet.
23.6 millimetres
138 centimeters is 4 feet and 6.3 inches.
138 centimeters is 4 feet and 6.33 inches.
138 centimeters is 4 feet and 6.33 inches.
5.8 centimetres = 58 millimetres
12.5 centimetres are in 125 millimetres.
100 centimetres is 1,000 millimetres.
800 millimetres = 80 centimetres
60 millimetres = 6 centimetres