 SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.  The Foundations of Higher Arithmetic - Page 96by Benjamin Franklin Sisk - 1905 - 203 pagesFull view - About this book
 | United States. Flight Standards Service - Airframes - 1976 - 568 pages
...centimeter, the square meter, et cetera, found in the metric system of measurement. TABLES OF AREAS 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30i square yards = 1 square rod (sq. rd.). 160 square rods = 1 acre (A). 640 acres = 1 square mile... | |
 | Weights and measures - 1955 - 250 pages
...United States effective July 1, 1954. The value expressed in feet became effective July 1, 1959. AREA MEASURE ' 144 square inches (sq in.) = 1 square foot (sq ft) 9 square feet = 1 square yard (sq yd) = 1 296 square inches 30 % square yards =1 square rod (sq rd) = 272>i square feet 160 square rods =1... | |
 | 314 pages
...foot (ft) 3 feet . = 1 yard (yd) 36 inches = 1 yard 1760 yards = 1 mile (ml) 5280 feet = 1mile Area 144 square inches (sq. in) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd) Weight 16 ounces 2000 pounds = 1 pound = lton(T) Capacity 2 cups 2 pints 4 quarts 4 pecks 1 pint (pt)... | |
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