Convert feet to inches

Explanation

From this page you can convert feet to inches (or ft to in) simply, by using the application above.

In case you are wondering, to convert from feet to inches you need to multiply by 12. This factor is calculated using the respective definitions of the two units you can find below.

Formula

1 ft=12 in

feetft

dimension	length
symbol	ft, '

The foot (ft, ') is a unit of length in the international mass and length units.

Definition of the foot

One foot is defined as ¹⁄₃ of a yard.

From the Weights and Measures Act of 1985: Measurement of length

Value in terms of the SI

One foot is equivalent to 0.3048 meters.

History

The foot is another unit based on the human body. It has historically been used in multiple unit systems, namely the Greek, Roman, French, English and Chinese. Its size could vary a lot between those systems.

Equivalences

One foot is also equivalent to:

Some Facts

The Concorde service ceiling was 60000 feet, while most current commercial flights fly somewhere around 40000 feet. A very high cruise altitude was necessary to reduce drag and allow for supersonic speed.

International length units

inch	in
foot	ft	12 inches
yard	yd	3 feet
chain	ch	22 yards
furlong	fur	10 chains
mile	mi	8 furlongs
league	lea	3 miles

The International Mass and Length Units

The International Mass and Length Units are units based on the international yard and the international pound.

They were created in 1959 when Australia, Canada, New Zealand, South Africa, the United Kingdom and the United States of America agreed upon a common definition of the yard and the pound.

Related Conversions

inchesin

dimension	length
symbol	in, ''

The inch (in, '') is a unit of length in the international mass and length units.

Definition of the inch

One inch is defined as ¹⁄₃₆ of a yard.

From the Weights and Measures Act of 1985: Measurement of length

Value in terms of the SI

One inch is equivalent to 25.4 millimeters.

History

The unit's name is derived from the Roman word uncia meaning twelfth. The inch is associated with the width of a human thumb.

Today, the unit is used in the United States, Canada and the United Kingdom. And internationnaly to specify the size of display screens and the diameter of wheel rims.

Equivalences

One inch is also equivalent to:

International length units

inch	in
foot	ft	12 inches
yard	yd	3 feet
chain	ch	22 yards
furlong	fur	10 chains
mile	mi	8 furlongs
league	lea	3 miles

The International Mass and Length Units

The International Mass and Length Units are units based on the international yard and the international pound.

They were created in 1959 when Australia, Canada, New Zealand, South Africa, the United Kingdom and the United States of America agreed upon a common definition of the yard and the pound.