km is a short form used for Kilometre. Like in the west they use miles. In India, Nepal and other asian countries they use Kilometre. 1 Kilometre equals to 1000 metres. Kilometre is generally shorter than mile. It measures distance from one place to another. It also measures longivity of certain things like rope, tapes, anything that is has to be measured in length.
knol is an collerative dictionary. here is knol dictionary where every word, sentence or situation may have definition. wellcome to knol dictionary!
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