well it depends on how big the surface is if it is a bi surface i would say yards of feet if it was small i would think you should use inches or cm. i'm glad to answer=)
It depends on what you mean by size: its length, volume, surface area or even its mass.
The size of a surface or region is its area.
area
area
Surface area
Meters are closer to what you would measure an animal of that size with.
Just try it on and whatever size fits, or you can do it the hard way and measure your waist with a tape measure and go measure their selection of jeans.
Yes
square inches
It depends on what you want to measure. Their mass or size?
it is just a thermometer that is used to measure temperature of ant.
Full of large size. But if you measure their legs then measure the boots in the shop it will help.