If a length is 1200mm what is the length in feet and inches?

To convert 1200mm to feet, you first divide by 25.4 to convert millimeters to inches. This gives you 47.24 inches. Then, divide the inches by 12 to convert to feet, which equals approximately 3.94 feet. Therefore, the length of 1200mm is approximately 3 feet 11.24 inches.