12 inches =
1 foot
3 feet (36 inches) =
1 yard
5.5 yards (16.5 feet) =
1 rod
40 rods (660 feet or 220 yards) =
1 furlong
8 furlongs (5,280 feet or 1,760 yards) =
1 statute mile
3 miles =
1 league (definition has varied over time)
6,076 feet =
1 nautical mile
144 square inches =
1 square foot
9 square feet =
1 square yard
4840 square yards =
1 acre
640 acres =
1 square mile
7.92 inches =
1 link
100 links =
1 chain
80 chains =
1 statute mile
4 gills =
1 pint
2 pints =
1 quart
4 quarts =
1 gallon
3 teaspoons =
1 tablespoon
2 tablespoons =
1 fluid ounce
8 ounces =
1 cup
8 quarts =
1 peck
4 pecks =
1 bushel
437.5 grains =
1 ounce
16 ounces =
1 pound