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" Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. "
The Manufacture of Pulp and Paper: A Textbook of Modern Pulp and Paper Mill ... - Σελίδα 107
των Joint Textbook Committee of the Paper Industry - 1921
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A System of Arithmetic, with the principles of logarithms; compiled for ...

Richard Frederick CLARKE (the Elder.) - 1844 - 194 σελίδες
...of Artificers' work ; and all dimensions of Length and Breadth only. THE TABLE. 1 44 Square 1nches (sq. in.) 1 Square Foot sq. ft 9 Square Feet 1 Square Yard sq. yd. 30J Square Yards, or > , 272J Square Feet..../ 1 Square Pole sq. po. 40 Poles 1 Rood rd. 4...

A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach - 1853 - 622 σελίδες
...league, 1 J* 3 = 1 r. I6i= 5*= 1 fur. 660 = 220 = 40 = 1 5280 = 1760 = 320 = 8 15840 = 5280 = 960 = 24 Square Measure. 144 square inches (sq. in.) = 1 square foot, sq. ft. 9 square feet ;= 1 square yard, sq. yd. 30£sq. yds.,272Jsq. ft.,= 1 square rod, sq. r. 40 square rods = 1 rood, . . R. 4 roods —...

An Elementary Intellectual Arithmetic: Containing Numerous Original ...

Daniel Leach - 1855 - 180 σελίδες
...how many steps will he take in going to school ? Square Measure is used in measuring surfaces. TABLE. 144 Square Inches (sq. in.) . . = 1 Square Foot . sq. ft. 9 Square Feet = 1 Square Yard sq. yd. 30J Sq. Yds., or 272| Sq. Ft. . = 1 Square Rod . sq. r. 40 Square Rods = 1 Rood .... R 4 Roods...

A Theoretical and Practical Arithmetic ...

Daniel Leach - 1857 - 314 σελίδες
...5±= 1 fur. 7920 = 660 = 220 = 40 = 1 63360 = 5280 = 1760 = 320 = 8 190080 = 15840 = 5280 = 960 = 24 Square Measure. • 144 square inches (sq. in.) =...square foot, sq. ft. 9 square feet = 1 square yard. sq. yd. 30±sq.yds.,272±sq. ft., = 1 square rod, sq. r. 40 square rods = 1 rood, . . R. 4 roods =...

An Elementary Arithmetic

George Payn Quackenbos - 1867 - 148 σελίδες
...whose sides are each an inch long. A Square Foot is a square whose sides are each a foot long. 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,...

The science and art of arithmetic, by A. Sonnenschein and H.A. Nesbitt.d Pt.1

Adolf Sonnenschein - 1870 - 206 σελίδες
...). 2J inches (in.) ... = 1 nail (nl.) 9 ,, (4 nails) = 1 quarter (qr.) 36 ,, (4 qrs.) = 1 yard (yd.) SQUARE MEASURE. 144 square inches (sq. in.) =1 square foot (sq. ft.) 9 square feet = 1 square yd (sq. yd. ) 30 J square yards = 1 square pole (sq. pl.) 40 square poles = 1 rood (ro. ) 4 roods (4840...

The principles of arithmetic

Daniel O'Sullivan - 1872 - 382 σελίδες
...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*...

The science and art of arithmetic, by A. Sonnenschein and H.A. Nesbitt.d Pt.1

Adolf Sonnenschein - 1873 - 194 σελίδες
...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 foot (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)...

A Higher Arithmetic

George Payn Quackenbos - 1874 - 444 σελίδες
...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,...

First Book in Arithmetic: Including Oral and Written Exercises

Daniel W. Fish - 1874 - 180 σελίδες
...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...




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