You don't. But politicians in the few countries that still cling on to the Imperial system have not the will to move on this. Countries with relatively low levels of numeracy have switched successfully so there is absolutely no excuse to cling to a clumsy system - particularly one in which the so called standard measures are not standard (think US gallon and UK gallon).
metric system and English system
The english system is the metric system. There is no difference.
English.
Yes. But if you have a copy and not a rom, you will need the Japanese system the game platform is on, then you will need to buy the game. Your best bet is eBay.
Inches are part of the English system and centimeters are part of the metric system.
None. There is no English system specifically for shapes.
The English system used meters for measuring length.
The English system is a measurement system; in a sense it is a metric system but it is not the metric system, so I would avoid using that word to describe it.
The fundamental unit that is the same in both the metric system and English system is the unit of mass, which is the pound (lb) in the English system and the kilogram (kg) in the metric system.
In the old days the English created the imperial system (the us still use this system). But nowadays they use the metric system.
Bushels are a unit of measurement in the English system, not the metric system.
No it is not. It is the metric system invented by the French which based on powers of ten. And it is the Empirical system, not the English system.