 | Daniel O'Sullivan - 1872 - 382 pages
...the Mint, one at the Royal Observatory, and one at the house of the Royal Society. SURFACE OR AREA. 144 Square Inches (sq. in.) = 1 Square Foot (sq. ft.) 9 Square Feet = 1 SQUARE YAUD (sq. yd.) 30^ Square Yards = 1 Square Perch (sq. per.) 40 Square Perches = 1 Rood (r.) 4 Roods*... | |
 | Adolf Sonnenschein - 1873 - 194 pages
...J inches (in.) ... = 1 nail (nl. ) 9 ,, (4 nails) = 1 quarter (qr. ) 36 „ (4qrs.) = 1 yard (yd.) SQUARE MEASURE. 144 square inches (sq. in.) = 1 square...(sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30J square yards = 1 square pole (sq. pi.) 40 square poles = 1 rood (ro.) 4 roods (4840 yards) = 1... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1873 - 362 pages
...rectangle is equal to the product of the length by the breadth. Table. • 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30£ square yards, 1 square rod or perch, P. 16O square rods or perches, 1 acre, A. 640 acres, 1 square... | |
 | Daniel W. Fish - Arithmetic - 1874 - 296 pages
...having four right angles. A Square Inch is a square each side of which is 1 inch in length. TABLE. 144 Square Inches (sq. in.) — 1 Square Foot . ....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.... | |
 | George Payn Quackenbos - Arithmetic - 1874 - 444 pages
...each a foot long. A Square 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
...Surface or Square Measure is 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... | |
 | 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,... | |
 | 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... | |
 | 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... | |
 | 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... | |
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SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. 
