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Units of Length

  Inch Foot Yard Mile
Inch 1 1/12 1/36 1/63360
Foot 12 1 1/3 1/5280
Yard 36 3 1 1/1760
Mile 63360 5280 1760 1

  Millimeter Centimeter Meter
Inch 25.4 2.54 0.0254
Foot 304.8 30.48 0.3048
Yard 914.4 91.44 0.9144
Mile 1609344 160934.4 1609.344


By John Walker