 | Raleigh Schorling, John Roscoe Clark - Mathematics - 1925 - 332 pages
...1 mile (mi.) A mile = 320 rd. = 1760 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... | |
 | Thomas Alexander, Charles Madison Sarratt - Arithmetic - 1924 - 462 pages
...5^ yards, or 16£ feet = 1 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.... | |
 | Theodore Lindquist - Mathematics - 1920 - 252 pages
...1 fathom. 100 fathoms = 1 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... | |
 | Thomas Alexander, Charles Madison Sarratt - Arithmetic - 1924 - 336 pages
...square yards. It is a square rod. An acre contains 160 of such square rods. Table of Square Measure 144 square inches (sq. in.) — 1 square foot (sq. ft.) 9 square feet (sq. ft.) = 1 square yard(sq. yd.) 30J square yards (sq. yd.) = 1 square rod (sq. rd.) 160 square rods... | |
 | Joseph Clifton Brown, Albert Clayton Eldredge - Arithmetic - 1924 - 312 pages
...foot? Explain Figure B. 1 YARD 1 FOOT 1 FOOT 1 FOOT 12 INCHES=! FOOT Figure A Figure B , flgUlC f\ 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet (sq. ft.) = 1 square yard (sq. yd.) 1. Change 2 square yards to square feet. 9 sq. ft. = 1 sq. yd.... | |
 | Thomas Jackson Durell, Harry Orrin Gillet, Fletcher Durell - Arithmetic - 1925 - 464 pages
...32 qt. = 64 pt. MEASURES OF LENGTH 12 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... | |
 | John Charles Stone - Arithmetic - 1925 - 356 pages
...yard contains 9 square feet. This is a part of the table of square measure. 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 or 272£ square feet = 1 square rod (sq. rd.) 160 square rods or 43,560 square feet... | |
 | Harry De Witt De Groat, Sidney Grant Firman, William A. Smith - Arithmetic - 1926 - 368 pages
...inches. Count the number of square inches in the rectangle. What is a square inch? SURFACE MEASURES 144 square inches (sq. in) = 1 square foot (sq. ft.)...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 (sq. mi.) The length... | |
 | J. Andrew Drushel, John William Withers - Mathematics - 1926 - 336 pages
...(1.1 liquid qt. 1 liter =about| .9 dry qt. (64 cu. in. 1 hektoliter -about 2.8 bu. 311 Measures of Surface 144 square inches (sq. in.) = 1 square foot...(sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30i sq. yd. or 2721 sq. ft. = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square... | |
 | Harry De Witt De Groat, Sidney Grant Firman, William A. Smith - Arithmetic - 1926 - 360 pages
...(ft.) (') 3 feet =1 yard (yd.) 51 yd. or 161 f t . = l rod (rd.) 320 rods or 5280 ft. = 1 mile (mi.) SURFACE 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.... | |
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Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. 
