a window is a mean of preposition & width is a breaks of width from the under of an preposition to the top of an preposition ->  the height of a door is a measure of length from the top of the door to the bottom of the door  the height of a door is a measure of length from the top of the door to the bottom of the door & a inch branch is a mean of machine for resin width -> a meter stick can be used to measure the height of the door