1 Acre = 43,560 square feet
1 Acre = 160 square rods
1 Acre = 1.1834 square arpents
1 Acre = 10 square chains
1 Acre = 160 square rods, poles or perches
1 Acre = .4047 hectare
1 Acre = 4047 square meters
1 Acre = is about 208 3/4 feet square
1 Acre Square = 5645.376 square varas
1 Arpent (Louisiana-French) = 191.833 feet
1 Arpent Square = .84628 acres
1 Caballeria (Texas-Spanish) = 108 acres
1 Centimeter = .3937 inches
1 Centimeter = .032808 feet
1 Chain = 66 feet
1 Chain = 792 inches
1 Chain = 66 feet
1 Chain = 23.76 varas
1 Chain = 22 yards
1 Chain = .1 furlong
1 Chain = .0125 miles
1 Chain = 4 rods, poles, or perches
1 Chain = 100 links
1 Chain = 20.1168 meters
1 Foot = 12 inches
1 Foot = .36 varas
1 Furlong = 660 feet
1 Furlong = 40 rods, poles or perches
1 Furlong = 10 chains
1 Furlong = .125 mile
1 Furlong = 201.168 meters
1 Furlong = 1000 links
1 Furlong = 237.6 varas
1 Furlong = 220 yards
1 Foot = 0.3048006 meter
1 Foot = 12 inches
1 Foot = 1.5152 links
1 Foot = .36 varas
1 Foot = 1/3 yard
1 Foot = 30.48 centimeters
1 Hectare = 10,000 square meters
1 Hectare = 2.471 acres
1 Inch = .0254 meter
1 Inch = .03 vara
1 Inch = 2.54 centimeters
1 Kilometer = 3280.83 feet
1 Kilometer = .6214 mile
1 Kilometer = 1181.10 varas
1 Kilometer = 1093.61 yards
1 Kilometer = 198.84 rods, poles or perches
1 Kilometer = 49.7097 chains
1 Kilometer = 4.9710 furlongs
1 Kilometer = .2071 leagues
1 Kilometer = 1000 meters
1 Knot = 6080.2 feet
1 Labor Square (TX-Span)= 1,000,000 sq varas
1 Labor = 177.136 acres
1 League = 960 rods, poles or perches
1 League = 240 chains
1 League = 24 furlongs
1 League = 3 miles
1 League = 4828.032 meters
1 League = 4.8280 kilometers

1 Meter = 3.280833 feet
1 Meter = 39.37 inches
1 Meter = 1.811 varas
1 Meter = 1.0936 yards
1 Meter = 100 centimeters
1 Meter = .001 kilometers
1 Meter Square = 10.764 square feet
1 Mile = 5,280 feet
1 Mile = 8 furlongs
1 Mile = 320 rods, poles or perches
1 Mile = 80 chains
1 Mile = 1.60935 kilometers
1 Mile = 8000 links
1 Mile = 1,609.2655 meters
1 Mile = 1900.8 varas
1 Mile = 1760 yards
1 Mile = 1/3 league
1 Mile = 1609.344 meters
1 Mile = 1.6093 kilometers
1 Mile Square = a regular Section of land
1 Mile Square = 27,878,400 square feet
1 Mile Square = 640 acres
1 Mile Square = 259 hectares
1 Mile Square = 2.59 square hectares
1 Perch = 1 pole or 1 rod (see Rods)
1 Pole = 1 perch or 1 rod (see Rods)
1 Rod = 1 pole or 1 perch
1 Rod = 198 inches
1 Rod = 25 links
1 Rod = 5.94 varas
1 Rod = 5.5 yards
1 Rod = .25 chains
1 Rod = 5.0292 meters
1 Rod = 16.5 feet
1 Section = 1 mile long, by 1 mile wide
1 Section = 640 acres
1 Sitio (Texas-Spanish)= 1 league
1 Township = 6 miles long, by 6 miles wide
1 Township = 36 sections
1 Township = 36 square miles
1 Vara (Texas-Spanish) = 33 1/3 inches
1 Vara = 2.777 feet
1 Vara = 33 1/3 inches
1 Vara = 4.2088 links
1 Vara = .9259 yards
1 Vara = .8467 meters
1 Yard = 36 inches
1 Yard = 3 feet
1 Yard = 4.5455 links
1 Yard = 1.08 varas
1 Yard = .9144 meters
1 Yard Square = 9 square feet