Convert and compare US units of length (inches, feet, yards)

Customary units of length

1 inch (in) = 2.54 centimeters (cm)
1 foot (ft or ′) = 12 in = 30.48 cm
1 yard (yd) = 3 ft = 36 in = 0.91 meter (m)
1 mile (mi)= 1760 yd = 1.6 kilometer (km)