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" 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 rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. "
Robinson's New Practical Arithmetic for Common Schools and Academies - Page 171
by Horatio Nelson Robinson - 1892 - 416 pages
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A Higher Arithmetic

George Payn Quackenbos - Arithmetic - 1874 - 444 pages
...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, ... A. 640...
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First Book in Arithmetic: Including Oral and Written Exercises

Daniel W. Fish - Arithmetic - 1874 - 180 pages
...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 = 1 Square...
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Arithmetical Problems, Oral and Written: With Numerous Tables of Money ...

Daniel W. Fish - Arithmetic - 1875 - 290 pages
...in chains and hundredth!. 13. COMPARISON OF DISTANCES. SURFACE, OR SQUARE, MEASURE. 14. Surface, or Square, Measure is used in computing areas or surfaces...plastering, paving, etc. TABLE. 144 Square Inches (sg. in.) = 1 Square Foot 9 Square Feet 30} Square Yards 160 Square Rods 640 Acres . sq.ft. = 1 Square...
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Robinson's Progressive Intellectual Arithmetic: On the Inductive Plan ...

Horatio Nelson Robinson - Arithmetic - 1875 - 180 pages
...In 6 yards, how many qrs. ? 9. In 123 nails, how many yards ? 31. TABLE OP LAND OR SQUARE MEASURE. 144 square inches (sq. in.) make 1 square foot, sq. ft. 9 square feet " 1 square yard, sq. yd. 30J square yards " 1 square rod, P. 40 square rods " 1 rood, R. 4 roods " 1 acre, A. 640 acres " 1...
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The Progressive Higher Arithmetic: For Schools, Academies, and Mercantile ...

Horatio Nelson Robinson - Arithmetic - 1875 - 468 pages
...measurements for computing area or surface are always taken in the denominations of linear measure. 383. Square Measure is used in computing areas or surfaces;...of land, boards, painting, plastering, paving, etc. The unit is the area of a square whose side is the unit of length. Thus, the unit of square feet is...
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The Junior-class Arithmetic: Oral and Written : Designed for Graded Schools

Daniel W. Fish - Arithmetic - 1875 - 350 pages
...arranged in corresponding order, on pages 220. and 223. SURFACE, OR SQUARE MEASURE. 290. Surface, or Square Measure, is used in computing areas, or surfaces ; as of land, boards, painting, plastering, etc. 291. A Surface has two dimensions — length and breadth. 292. A Square is a plane fig- .3 ure...
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The Progressive Higher Arithmetic: For Schools, Academies, and Mercantile ...

Horatio Nelson Robinson - Arithmetic - 1875 - 462 pages
...the unit of length. Thus, the un,t of square feet is 1 foot square ; of square yards, 1 yard square, etc. TABLE. 144 square inches (sq. in.) make 1 square foot, ... sq. ft. 9 " feet 1 " yard,...sq. yd. 30} " . yards 40 " rods 4 roods 640 acres J .„. , „ ,. . ^^. J „....
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New Elementary Arithmetic: Embracing Mental and Written Exercises, for Beginners

Henry Bartlett Maglathlin - Arithmetic - 1875 - 216 pages
...159. Surface or Square Measure ia used in measuring surfaces. Table. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30 J 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 ..., Part 1

Henry Bartlett Maglathlin - Arithmetic - 1875 - 208 pages
...rectangle is equal to the product of the length by the breadth. Tatole. ' 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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Common School Arithmetic

James Stewart Eaton - Arithmetic - 1876 - 366 pages
...50 links is used. 100. For what Is Square Measure used? Table? Scale? Table ID Chain Measure 1 Note? 144 Square Inches (sq. in.) make 1 Square Foot, sq....Square Feet " 1 Square Yard, sq. yd. 30¿ Square Yards or ) 272¿ Square Feet j " 1 Square Rod, sq. rd. 40 Square Rods " 1 Rood, r. 4 Roods " 1 Acre, a. 640...
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