 | Henry Bartlett Maglathlin - 1871 - 336 pages
...rectangle is equal to the product of the length by the breadth. Table. 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 or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square... | |
 | John Heywood (ltd.) - 1871 - 200 pages
...Every fourth year contains 366 days, and is called Leap Year. SQUARE MEASURE. 144 square inches make 1 square foot sq. ft. 9 square feet.. 1 square yard sq. yd. 30J square yards 1 square rod, pole, or perch sq.po. 40 perches .... 1 rood r. 4 roods 1 acre a. 040... | |
 | Adolf Sonnenschein - 1873 - 194 pages
...nails) = 1 quarter (qr. ) 36 „ (4qrs.) = 1 yard (yd.) SQUARE MEASURE. 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30t square yards = 1 square pole (sq. pi.) 40 square poles = 1 rood (ro.) 4 roods (4840 yards) = 1... | |
 | Edward Brooks - Arithmetic - 1874 - 352 pages
...Measure is used in measuring surfaces, as land, boards, amount of plastering, papering, painting, etc. TABLE. 144 square inches (sq. in.) equal 1 square...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... | |
 | 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 - 296 pages
...Square Inch is a square each side of which is 1 inch in length. TABLE. 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 or Perch . sq. rd., P. 160 Square Rods = 1 Acre A. sq. mi. A. sq. rd.... | |
 | George Payn Quackenbos - Arithmetic - 1874 - 444 pages
...Yard, a Square Rod, and a Square Mile, may be similarly defined. TABLE. 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. 40 square rods, 1 rood, . . . R. 4 roods, 1 acre, ... A. 640... | |
 | Daniel W. Fish - Arithmetic - 1874 - 180 pages
...used in measuring surfaces ; as of land, boards, plastering, etc. TABLE. 144 Square Inches (sq. in.) = 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 Acre A. 640 Acres = 1 Square... | |
 | 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... | |
| |
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. 
