0
Anonymous
18inches = 457.2mm
Wiki User
1 and a half
20feet-18inches = 2
45cm (2.5 centimetres in an inch)
1 and 1/2 feet.
18 inches = 45.72 centimeters
972 inches3
18inches
2:1
No problem.
It is 18/36 which can be simplified, if required.