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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 32
by Horatio Nelson Robinson - 1859
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An Elementary Arithmetic

Daniel Barnard Hagar - Arithmetic - 1871 - 220 pages
...foot, a square yard, a square rod, an acre and a square mile. TABLE. 144 square inches (sq. in.) are 1 square foot ...sq. ft. 9 square feet " 1 square yard . sq. yd. 30i square yards " 1 sq. rod or perch. . P. 160 sq. rods or perches '' 1 acre A. 640 acres " 1 square...
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New Elementary Arithmetic, Embracing Mental and Written Exercises, for ...

Henry Bartlett Maglathlin - 1872 - 220 pages
...91. Surface or Square Measure is used in measuring surfaces. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30J square yards, 1 square rod or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square...
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New Practical Arithmetic: In which the Science and Its Applications are ...

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 mile, M. In surveying by Gunter's...
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The Illustrative Practical Arithmetic ...

George Augustus Walton - Arithmetic - 1873 - 348 pages
...inch. These are the units of SQUARE MEASURE. TABLE. 144 square inches (sq. in.) = 1 square foot, marked sq. ft. 9 square feet = 1 square yard, " sq. yd, 30£ square yards or 2 72J square feet = 1 square rod, " sq. r. 160 square rods = 1 acre, " A. 640 acres = 1 square mile,...
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The science and art of arithmetic, by A. Sonnenschein and H.A. Nesbitt.d Pt.1

Adolf Sonnenschein - 1873 - 194 pages
...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.) 30t square yards = 1 square pole (sq. pi.) 40 square poles = 1 rood (ro.) 4 roods (4840 yards) = 1...
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The High School Arithmetic: Containig All the Matter Usually Presented in a ...

Philotus Dean - Arithmetic - 1874 - 472 pages
...UNITED 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, or perches, " 1 rood,...
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The Complete Arithmetic: Oral and Written

Daniel W. Fish - Arithmetic - 1874 - 542 pages
...each side of which is 1 inch in length. TABLE. 144 Square Inches (sq. in.) = 1 Square Foot . . . . tq. ft. 9 Square Feet = 1 Square Yard . . . . sq. yd. 30} Square Yards = 1 Square Rod or Perch . sq rd., P. 160 Square Rods . = 1 Acre ....... A. sq.mi. A. sq. rd. sq.yd. sq.ft. sg. in....
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The Complete Arithmetic: Oral and Written, Volume 1

Daniel W. Fish - Arithmetic - 1874 - 296 pages
...Square Inch is a square each side of which is 1 inch in length. TABLE. 144 Square Inches (sq. in.) — 1 Square Foot . . . . sq. 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. rd....
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School Arithmetic: Analytical and Practical

Charles Davies - Arithmetic - 1874 - 346 pages
...table. What are the units of the scale ? 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 or perch, P. 40 square rods or perches - 1 rood, - R. 4 roods - - - 1 acre, - A. 640 acres -• - 1...
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The 'Eclectic' arithmetic

C. Taylor - 1874 - 176 pages
...Walls, Floon, or any other kind of surface. 144 Square Inches (sa. ia.) - make 1 Square Foot (sq.ft.) 9 Square Feet - „ 1 Square Yard (sq. yd.) 30^ Square Yards - ,, 1 Square Perch, Rod, и Pole (so. per.) . ) 40 Square Perches - „ 1 Rood (ro. ) 4 Roods, or 4840 sq. Yards...
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