Usually it goes from 28" - 32" Most exterior doors are either 32" or 36"
5x7 in the front and 5x7 in the back.
28
It's the same size as a door. Standard size : 800 x 2,000 x 40mm
12/12
12 feet
A bathroom door is 2 foot door or a 2 foot 4 inch door.
4x6
32" is typical.
The standard garage door height is 7 feet (2.1 meters).
My area, 2 3/8" is pretty standard.
4x6 are the size of the door speakers on 2004 GMC Sierra. Standard cab
The standard size for Rear speakers and Door speakers is 6X8 or better known as 5X7