How many kilometers are in a mile?

One mile equals exactly 1.609344 kilometers. Conversely, 1 kilometer = approximately 0.621371 miles.

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Q: How many centimeters are in an inch?

There are exactly 2.54 centimeters in one inch. So 1 inch = 2.54 cm, and 1 cm = 0.3937 inches.

Q: How many feet are in a meter?

One meter equals approximately 3.28084 feet. Conversely, 1 foot = 0.3048 meters exactly.

Q: What is a nautical mile?

A nautical mile is exactly 1852 meters (1.852 km). It is used in maritime and air navigation and is based on the circumference of the Earth.

Convert any length or distance unit instantly with Calcon's free Length Converter. Supports millimeter, centimeter, meter, kilometer, inch, foot, yard, mile, and nautical mile. Results update in real time as you type.

Length Unit Reference

Unit	Symbol	Equal to 1 Meter
Millimeter	mm	1000 mm
Centimeter	cm	100 cm
Meter	m	1 m
Kilometer	km	0.001 km
Inch	in	39.3701 in
Foot	ft	3.28084 ft
Yard	yd	1.09361 yd
Mile	mi	0.000621 mi
Nautical Mile	nmi	0.000540 nmi

Frequently Asked Questions

How many centimeters are in an inch?

There are exactly 2.54 centimeters in one inch. This is defined by international agreement. So 1 cm = 0.3937 in and 12 inches = 1 foot = 30.48 cm.

How many feet are in a meter?

One meter equals exactly 3.28084 feet (or 3 feet and 3.37 inches). One foot is exactly 0.3048 meters by international definition.

How many kilometers in a mile?

One mile equals exactly 1.609344 kilometers. One kilometer is approximately 0.621371 miles. A quick approximation: 5 miles ≈ 8 km.

What is a nautical mile and why is it used?

A nautical mile is exactly 1852 meters. It is used in maritime and aviation navigation because it corresponds to one minute of arc of latitude, making it convenient for plotting courses on nautical charts. Speed at sea is measured in knots (1 knot = 1 nautical mile per hour).

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