Railroads are generally laid in four foot, eight inch widths. This was first started by George Stephenson.
Becuz the wanted More people to be able to get moving..!
The trains may be wider then others and others my have more passengers which might weigh them down
Widths were set by each rail company, which meant that equipment could not be used on other rail lines. The railroads, together with the governments, established standard rail gauges.
You cannot because there is no such thing as a parrallele widths - or even parallel widths.
There will be Length/Width widths in 1 length. This will normally be a number that is greater than 1.
A code that consists of vertical lines of different widths is a barcode.
You cannot. The lengths and widths are not sufficient information to determine the height.
Gaffer tape comes in a variety of widths. The most common widths being of course one and two inches. It would be hard to find gaffer tape in any larger width.
You can't find the widths of a rectangle with the lengths because the widths can be anything lower than the lengths. Like if your rectangle had a length of 7 the width can be 6, 5, 4, 3, 2, and so on.
Yes, they come in widths to match the standard width of doors, like 30 and 36 inch.
1 inch
Fabrics have two widths because that is how they are measured. Fabric has a width and a length to it. It is often sold by the linear yard and is wrapped on a bolt..