 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 Common School Arithmetic ... - Page 67by James S.. Eaton - 1877 - 351 pagesFull view - About this book
 | Thomas Alexander, Charles Madison Sarratt - Arithmetic - 1924 - 462 pages
...rod (rd.) 320 rods, or 5280 feet = 1 mile (mi.) TABLE OF 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. mi.) MEASURE... | |
 | Earle Bertram Norris, Kenneth Gardner Smith - Arithmetic - 1924 - 280 pages
...ordinarily used in measuring areas : MEASURES OF AREA (SQUARE MEASURE) 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30J square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre 640 acres = 1 square mile (sq. mi.)... | |
 | International Correspondence Schools - Machine-shop practice - 1924 - 402 pages
...ch. 80 chains =1 statute mile mi. 1 mil = .001 inch MEASURES OF AREA 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. 272 i- square feet = 1 square rod 160 square rods = 1 acre... | |
 | Raleigh Schorling, John Roscoe Clark - Mathematics - 1925 - 332 pages
...yd. = 5280 ft. = 1.61 kilometers SQUARE MEASURE OR MEASURES OF SURFACE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30.25 square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile... | |
 | Theodore Lindquist - Mathematics - 1920 - 258 pages
...cable length. 1.15 common miles = 1 knot (nautical mile). Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30J square yards = 1 square rod (sq. rd.). 160 square rods = 1 acre (A.). 640 acres = 1 square mile... | |
 | John Charles Stone - Arithmetic - 1925 - 356 pages
...mile (mi.) 1 mi. = 320 rd. = 1760 yd. = 5280 ft. Table of Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30-J- square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile... | |
 | Thomas Jackson Durell, Harry Orrin Gillet, Fletcher Durell - Arithmetic - 1925 - 464 pages
...inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) MEASURES OF SURFACE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) MEASURES OF WEIGHT 16 ounces (oz.) = 1 pound (Ib.) 100 pounds = 1 hundredweight (cwt.) 2000 pounds... | |
 | Franklin Sherman Hoyte, Harriet E. Peet - Arithmetic - 1927 - 392 pages
...5280 feet = 1 mile. 1.15 common miles = 1 nautical mile. 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. mi.). CUBIC... | |
 | Harry De Witt De Groat, Sidney Grant Firman, William A. Smith - Arithmetic - 1926 - 360 pages
...the difference in the yield of the two trees? MEASURES SURFACE MEASURES 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.) 283 640 acres =- 1 square mile (sq. mi.) The... | |
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