A marathon is generally measured in miles and yards - it is 26 miles 385 yards long. Expressed as a decimal, this is equal to 26.21875 miles.
By comparison, this is equal to 26.21875 x 1.609344 = 42.194988 kilometres, or 42194.988 metres.
you would measure a wall in meters
Kilometers
meters
Meters.
Meters
meters
Meters
Neither. By centimeters
Usually, you would use kilometers.
Nothing they are different types of measure
Distances between towns or cities would be measured in kilometre as would long distance runs. A marathon, for example, is approx 40 km. A room would be measured in metres. An average adult male is somewhat short of 2 metres.
milimeters