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" Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. "
An Advanced Arithmetic, Theoretical and Practical - Σελίδα 141
των James William Nicholson - 1889 - 395 σελίδες
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A system of arithmetic

John Husband (math. master, Berwick.) - 1841
...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...

A New System of Arithmetic: In which is Explained and Applied to Practical ...

Calvin Tracy - 1842 - 288 σελίδες
...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....30£ square yards ... " 1 square rod, . " sq. rd. 40 square rods .... " 1 square rood,. " R. 4 square roods ... " 1 acre, .... " A. 640 square acres...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1842 - 306 σελίδες
...breadth, gives 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...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1843 - 306 σελίδες
...breadth, gives 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...

A system of arithmetic, with the principles of logarithms

Richard Frederick Clarke (the elder.) - 1844
...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...

A New Practical and Theoretical Arithemtic: In Which, in Addition to the ...

Horatio Nelson Robinson - 1845 - 288 σελίδες
...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, ....

A New System of Arithmetic: In which is Explained and Applied to Practical ...

Calvin Tracy - 1845 - 288 σελίδες
...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 square acres...

Arithmetic: Designed for Academies and Schools, Uniting the Inductive ...

Charles Davies - 1847 - 360 σελίδες
...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....

The Youth's Columbian Calculator: Being an Introductory Course on Arithmetic ...

Almon Ticknor - 1848 - 96 σελίδες
...is used in measuring land, flooring, &c. ; it has respect to length- and breadth, but not to depth. 144 square inches (sq. in.) make 1 square foot sq. ft. 9 square feet " 1 square yard sq. yd. 30J square yards (or 272-î ) .. , , , square feet) Г 1 squ.rodorpole rp 40 square rods - - " 1 square...

Practical arithmetic for the use of adults

P. Fletcher - 1848
...ell, 5 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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