 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 (sq.  Essentials of Arithmetic - Page 277by George Wentworth, David Eugene Smith - 1915Full view - About this book
 | Philotus Dean - Arithmetic - 1874 - 472 pages
...STATES SURFACE MEASURE. 1. COMMON TABLE. Irregular scale of values. 144 square inches, (sq. in.,) make 1 square foot, sq. ft. 9 square feet, " 1 square yard, sq. yd. 30¿ square yards, or 1 «if sq. rd., pole, ) p 272¿ square feet, 3 1 or perch, j 40 square rods, or perches, " 1 rood,... | |
 | Daniel W. Fish - Arithmetic - 1874 - 542 pages
...each side of which is 1 inch in length. TABLE. 144 Square Inches (sq. in.) = 1 Square Foot . . . . tq. ft. 9 Square Feet = 1 Square Yard . . . . sq. yd. 30} Square Yards = 1 Square Rod or Perch . sq rd., P. 160 Square Rods . = 1 Acre ....... A. sq.mi. A. sq. rd. sq.yd. sq.ft. sg. in.... | |
 | Charles Davies - Arithmetic - 1874 - 346 pages
...table. What are the units of the scale ? TABLE. 144 square inches, sq. in., make 1 square foot, Sq.ft. 9 square feet - - 1 square yard, Sq. yd. 30} square yards - - 1 square rod or perch, P. 40 square rods or perches - 1 rood, - R. 4 roods - - - 1 acre, - A. 640 acres -• - 1... | |
 | Edward Brooks - Arithmetic - 1874 - 352 pages
...land, boards, amount of plastering, papering, painting, etc. TABLE. 144 square inches (sq. in.) equal 1 square foot, sq. ft. 9 square feet ... "1 square yard, sq. yd. 301 square yards ... "1 perch, . . P. 40 perches .... "1 rood, . . . R. 4 roods "1 acre, ... A. 640... | |
 | C. Taylor - 1874 - 170 pages
...Walls, Floon, or any other kind of surface. 144 Square Inches (sa. ia.) - make 1 Square Foot (sq.ft.) 9 Square Feet - „ 1 Square Yard (sq. yd.) 30^ Square Yards - ,, 1 Square Perch, Rod, и Pole (so. per.) . ) 40 Square Perches - „ 1 Rood (ro. ) 4 Roods, or 4840 sq. Yards... | |
 | Lorenzo Fairbanks - 1875 - 472 pages
...square foot, a square whose sides are each one foot long, etc. TABLE. 144 Square Inches (sq. in.) make 1 Square Foot sq. ft. 9 Square Feet " 1 Square Yard sq. yd. 30} Square Yards " 1 Square Rod sq. rd. 40 Square Rods " 1 Square Rood R. 4 Roods " 1 Acre A. 640 Acres ;... •' 1 Square Mile sq. mi. A Square... | |
 | Daniel W. Fish - Arithmetic - 1875 - 350 pages
...area and one side being given, the other side is found by dividing the area by the given side. TABLE. 144 Square Inches (sq. in.) = 1 Square Foot . . sq. ft. 9 Square Feet = 1 Square Yard . . eg. yd. 30i Square Yards = 1 Sq. Hod or Perch sq. rd. ; P. 160 Square Rods = 1 Acre A. 640 Acres... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1875 - 216 pages
...159. Surface or Square Measure ia used in measuring surfaces. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30 J square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square... | |
 | Horatio Nelson Robinson - Arithmetic - 1875 - 180 pages
...In 123 nails, how many yards ? 31. TABLE OP LAND OR SQUARE MEASURE. 144 square inches (sq. in.) make 1 square foot, sq. ft. 9 square feet " 1 square yard, sq. yd. 30J square yards " 1 square rod, P. 40 square rods " 1 rood, R. 4 roods " 1 acre, A. 640 acres " 1... | |
 | Benjamin Greenleaf - 1875 - 196 pages
...TABLE OP SURFACE, OR SQUARE MEASURE. 144 Square inches (sq. in.) make 1 Square foot, marked sq. ft.9 Square feet " 1 Square yard, " sq. yd, 30^ Square yards " 1 Square rod or pole, P. 40 Square rods " 1 Kood, " K. 4 Roods " 1 Acre, " A. 640 Acres " 1 Square mile, " sq. m.... | |
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