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Length unit converter

Length Overview


Definition

Length is a fundamental physical quantity used to measure distance between two points.

History

Humanity has measured length since ancient times, with early units based on body parts. The metric system was introduced during the French Revolution to simplify and standardize measurements.

Usage

Today, length units are used in science, construction, education, sports, engineering, and daily life.

Conversion Formula

Most length conversions involve multiplying or dividing by powers of 10 in the metric system, or by fixed values in the imperial system.

Conversion Table

FromToValue
1 mcm100
1 kmm1000
1 inmm25.4
1 mift5280