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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. "
The Progressive Intellectual Arithmetic on the Inductive Plan: Being a ... - Page 50
by Horatio Nelson Robinson - 1860 - 176 pages
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The New Federal Calculator, Or, Scholar's Assistant: Containing the Most ...

Thomas Tucker Smiley - Arithmetic - 1825 - 198 pages
...square foot, ft. 9 square feet - -. - 1 square yard, yd. 301 yards 1 pole or perch, P. 40 perches - - - 1 rood, - - R. 4 roods 1 acre, - - A. 640 Acres 1 square mile, M. CLOTH MEASURE. The denominations are, 2J- inches, (tn.) make 1 nail, - - - - no. 4 nails - - 1 quarter...
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First Lessons in Arithmetic: Designed for Beginners

Charles Davies - Arithmetic - 1840 - 144 pages
...- - - - 1 square yard, sq. yd. 30j square yards - - - - 1 square pole, - P. 40 square poles - - - - 1 rood, - - - R. 4 roods 1 acre, - - - A. 640 acres 1 square mile, - M. 1. How many square inches make a square foot? 2. How many square inches in two square feet ? 3....
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A system of arithmetic

John Husband (math. master, Berwick.) - 1841 - 126 pages
...being = 2J inches. SQUARE 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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A New System of Arithmetic: In which is Explained and Applied to Practical ...

Calvin Tracy - Arithmetic - 1842 - 288 pages
...circumference. X. LAND OR SQUARE MEASURE. TABLE. 144 square inches(sq.in-) make I square foot, . marked 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 square roods ... " 1 acre, .... " A. 640 square...
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Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - Arithmetic - 1842 - 320 pages
...its square measure, or, as it is sometimes called, its square contents, as in the following Table : 144 square inches [sq. in.] . make 1 square foot sq. ft. 9 square feet make 1 square yard sq. yd. 30 sq. yd. or 272J sq. ft. . . make 1 square rod or pole. . . sq. r. 40...
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Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1843 - 320 pages
...its square measure, or, as it is sometimes called, its square contents, as in the following Table : 144 square inches [sq. in.] . make 1 square foot sq. ft. 9 square feet make 1 square yard sq. yd. 30J sq. yd. or 272^ sq. ft. . . make 1 square rod or pole. . . sq. r. 40...
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A Treatise of Arithmetic: Designed for the Use of the Elementary Schools ...

Arithmetic - 1843 - 129 pages
...*./. 9 square feet = 1 square yard, s.yd. 30^ square yards = 1 square pole or perch, sp 40 perches = 1 rood, r. 4 roods = 1 acre, a. 640 acres = 1 square mile, sm 36 square yards are a rood of building, and 100 square feet are a square of flooring. 10,000 square...
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A System of Arithmetic, with the principles of logarithms; compiled for ...

Richard Frederick CLARKE (the Elder.) - 1844 - 194 pages
...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 Roods, or...
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A New Practical and Theoretical Arithmetic: In which in Addition to the ...

Horatio Nelson Robinson - Arithmetic - 1845 - 310 pages
...square measure is used in measuring land, or anything in which length and breadth are both considered. 144 square inches, sq. in,, . . . make 1 square foot, . sq. ft, 9 square feet 1 square yard,., so. yd. 30j square yards, 1 square pole, . P. 40 square poles, 1 rood, . . . R. 4 roods, 1 acre, ....
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A New System of Arithmetic: In which is Explained and Applied to Practical ...

Calvin Tracy - Arithmetic - 1845 - 288 pages
...circumference. X. LAND OR SQUARE MEASURE. TABLE. 144' square inches(^q.in.)maie 1 square foot, . marked 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 square roods ... " 1 acre, .... " A. 640...
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