Metre.
I would use kilometers.
The answer will depend on whether you want its perimeter or its area.
I would use a ruler or a tape measure. After I was done, I would express the measurement in centimeters or inches.
If 40 is the measure of one side, the perimeter is 160.
meters
I would use kilometers.
it depends on the shape. the unit should be given
miles or kilometers
The answer will depend on whether you want its perimeter or its area.
I would use a ruler or a tape measure. After I was done, I would express the measurement in centimeters or inches.
A tape measure would be the tool, measuring in centimetres or inches.
If 40 is the measure of one side, the perimeter is 160.
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meters
metres
kilo-newtons.
I would use inches or centimeters, or millimeters to measure this.