 | Horatio Nelson Robinson, Daniel W. Fish - Arithmetic - 1879 - 374 pages
...surfaces ; as of land, boards, painting, plastering, paving, etc. TABLE. 144 Square Inches (sq. in.) make 1 Square Foot ........ sq. ft. 9 Square Feet...Yard ....... sq. yd. 30} Square Yards " 1 Square Rod ....... sq. rd. 160 Square Rods " 1 Acre .................. A. 640 Acres " 1 Square Mile ....... sq.... | |
 | Benjamin Greenleaf - Arithmetic - 1879 - 238 pages
...159i Surface or Square Measure is used in measuring surfaces. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30J square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. G40 acres, 1 square... | |
 | William Frothingham Bradbury - Arithmetic - 1879 - 392 pages
...is 40 rods ? 11. How many inches in j of a yard? 234. SQUARE MEASURE. 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). Щ square yards, or) = l square rod (sq. rd.). 272} square feet ) 1 v ' ; 160 square rods = 1 acre... | |
 | George Payn Quackenbos - Arithmetic - 1879 - 198 pages
...square whose sides are each an inch long. TABLE OF SQUAEE ME AS ÜBE. 144 square inches (sq. in.), l square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30J square yards, 1 square rod, sq. rd. 40 square rods, 1 rood, . . R. 4 roods, 1 acre, ... A. 640... | |
 | John William Marshall - Arithmetic - 1879 - 306 pages
...be no remainder, it is Leap Year. SURFACE. 144 square inches (sq. in.) make 1 square foot (sq.ft.). 9 square feet „ 1 square yard (sq. yd.). 30¿ square yards „ 1 sq. rod, pole, or perch (p.). 40 poles „ 1 rood(rX 4 roods or 4840 sq. yards „ 1 acre (a.). 640... | |
 | Malcolm MacVicar - Arithmetic - 1880 - 268 pages
...UNITS. 1. Used in measuring the surface of land, boards, plaster, etc. 144 square inches (sq. in.) make 1 square foot . . sq. ft. 9 square feet " 1 square yard . sq. yd. 30J square yards " 1 sq. rod or perch sq. rd., P. 160 square rods " 1 square acre . A. 2. Used by surveyors... | |
 | 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 OF VOLUME 1728... | |
 | 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... | |
 | 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... | |
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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. 
