hundredweight, short 45.359 237 kilograms 100 pounds, avdp.
inch 2.54 centimeters 0.083 333 33 feet
inch^2 6.451 6 centimeters^2 0.006 944 44 feet^2
inch^3 16.387 064 centimeters^3 0.000 578 7 feet^3
inch^3 16.387 064 milliliters 0.029 761 6 pints, dry
inch^3 16.387 064 milliliters 0.034 632 0 pints, liquid
kilogram 0.001 tons, metric 2.204 623 pounds, avdp.
kilometer 1,000 meters 0.621 371 19 miles, statute
kilometer^2 100 hectares 247.105 38 acres
kilometer^2 1,000,000 meters^2 0.386 102 16 miles^2, statute