What is length?
is a measure of distance. The length of something is the distance between its
two ends. Small length is called short and big length is called long. For two
or three dimensional things, length is usually the longest side or edge.
is a unit of length used to express astronomical distances and is exactly equal to
9 460 730 472 580 800
), is a unit of length in the imperial
and United States customary systems of measurement. It is equal to
1/3 of a yard