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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. "
A New System of Arithmetic: In which is Explained and Applied to Practical ... - Page 65
by Calvin Tracy - 1845 - 288 pages
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A system of arithmetic, with the principles of logarithms

Richard Frederick Clarke (the elder.) - 1833 - 158 pages
...and all dimensions of Length and Breadth only. THE TABLE. 144 Square Inches (sq. in.) 1 Square Foot sq.ft. 9 Square Feet 1 Square Yard sq. yd. 30| Square Yards, or 272J Square Feet 40 Poles 1 Kood rd. 4 Roods, or 4840 Square Yards... 1 Acre ac. 640 Acres 1 Square...
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A system of arithmetic

John Husband (math. master, Berwick.) - 1841 - 126 pages
...MEASURE. For estimating the contents of Surfaces. sq. in. 144 Square inches = 1 Square foot, sq. ft. 9 Square feet = 1 Square yard, sq. yd. 30£ Square yards = 1 Square pole. |J sq. po. 40 Square poles = 1 Rood, ro. 4 Roods = 1 Acre, ac. Note — The chain used in land-surveying...
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Arithmetic: Designed for Academies and Schools, Uniting the Inductive ...

Charles Davies - Arithmetic - 1847 - 368 pages
...contained in a square foot is equal to 12x12 = 144. 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 pole, P. 40 square poles 1 rood, - R. - - - 1 acre, - A. 4 roods 640 acres acre, 1 square mile, M....
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Higher Arithmetic; Or, The Science and Application of Numbers: Combining the ...

James Bates Thomson - Arithmetic - 1848 - 434 pages
...without regard to height or depth ; as, land, flooring, plastering, &c. 144 square inches (sq. in.~) make 1 square foot, marked sq.ft. 9 square feet " 1 square yard, " sq. yd. 30} square yards, or > , , 272* square feet | 1 sq. rod, perch, or Dole, qr 40 square rods " 1 rood, " R. 4 roods, or...
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Practical arithmetic for the use of adults

P. Fletcher - Arithmetic - 1848 - 138 pages
...quarters. French ell, 6 quarters. SaUARE MEASURE. 144 square inches make 1 square foot, marked sq. ft. 9 square feet — 1 square yard — sq. yd. 30^ square yards — 1 square perch — sq. per. 40 square perches — 1 rood — rd. 4 roods — 1 acre — ac. 640 acres — 1...
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Higher Arithmetic, Or, The Science and Application of Numbers: Combining the ...

James Bates Thomson - Arithmetic - 1848 - 432 pages
...without regard tc height or depth; as, land, flooring, plastering, &c. 144 square inches (sq. in.) make 1 square foot, marked sq.ft. 9 square feet " 1 square yard, " sq. yd. „-,: ' i . ' J " 1 sq. rod, perch, or cole, sq. r. 30J square yards, or) , . , v S/2J square feet...
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An Elementary and Practical Arithmetic

James B. Dodd - Arithmetic - 1850 - 278 pages
...and 2 in. wide would make how many square inches ? 144 square inches (sq. in.) make 1 square foot, (sq.ft.); 9 square feet, 1 square yard, (sq. yd.); 30^ square yards, 1 s<2. rod, pole, or perch, (P.); 40 perches or sq. r. OT p 1 rood, (R.); 4 roods, or 160 sq. r 1 acre,...
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An Elementary and Practical Arithmetic

James B. Dodd - Arithmetic - 1850 - 276 pages
...wide would make how many square inches 1 144 square inches (sq. in.) make 1 square foot, (sq. //.) ; 9 square feet 1 square yard, (sq. yd.); 30£ square yards, 1 sq. rod, pole, or perch, (P.); 40 perches or sq. r. or p.,. . . 1 rood, (R.); 4 roods, or 160 sq. r...
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The scholar's guide to arithmetic; or, A complete exercise-book

John Bonnycastle - 1851 - 314 pages
...the whole ? SQUARE IVTEASURE, OS MEASURES OF SURFACE. 144 Square Inches make 1 Square Foot sq. ft. 9 Square Feet 1 Square Yard sq. yd. 30£ Square Yards 1 Square Pole sq. po. 40 Square Poles 1 Rood sq. rd. 4 Roods, or 4840 Sq. Yards 1 Acre ac. 640 Acres 1 Square...
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A Practical and Theoretical Arithmetic: Designed for the Use of Schools and ...

Charles D. Lawrence - Arithmetic - 1854 - 336 pages
...1 chain, " 1 square chain, " 1 acre, marked e1k iq. ch. A. TABLE. 144 square inches (sq. in.) make 1 square foot, marked sq.ft. 9 square feet " 1 square yard " sq. yd. 301 square yards " 1 rod or pole, " P. 40 square rods " 1 rood, " B. 4 roods " 1 acre, " A. 640 acres...
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