Half a foot, six inches. Third of a foot, four inches. Quarter of a foot, three inches.
Sixth, eighth, and twelfth also go into whole inches.
For bigger projects, yards are fairly easy to decompose too, into whole feet and inches.
It's a good system for projects of human or slightly super-human scale using low resolution instruments and mental math. It's rotten for high precision computerized tasks of widely varying scales.
For bigger projects, yards are fairly easy to decompose too, into whole feet and inches.
It's a good system for projects of human or slightly super-human scale using low resolution instruments and mental math. It's rotten for high precision computerized tasks of widely varying scales.