Convert Feet To Kilometers
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This measurement conversion is based on a simple rule: 1 ft = 0.0003 km A foot is a non-SI unit of length in a number of different systems including English units, Imperial units, and United States customary units. Its size can vary from system to system, but in each is around a quarter to a third of a meter. The most commonly used foot today is the international foot. There are three feet in a yard and 12 inches in a foot.
The kilometre (American spelling: kilometer), symbol km, is a unit of length in the metric system, equal to one thousand metres and is therefore exactly equal to the distance travelled by light in free space in 1/299,792.458 of a second.