 | Joseph Ray - Arithmetic - 1866 - 212 pages
...BREADTH. — Divide the area by the length. TABLE. 144 square inches (sq. in.) make 1 square foot, marked sq. ft. 9 square feet 1 square yard, . . sq. yd. 30J square yards 1 square rd. or perch, P. 40 perches 1 rood, R 4 roods 1 acre, A. A.LSO, 25 links (1.) make 1 rod, 4 rods, or... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1873 - 362 pages
...expressing the breadth. Hence, The area of a 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... | |
 | 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.) 30J square yards = 1 square pole (sq. pi.) 40 square poles = 1 rood (ro.) 4 roods (4840 yards) = 1 acre (ac.) 640 acres = 1 square... | |
 | George Augustus Walton - 1873 - 188 pages
...used for finding the area of surfaces, or whatever has length and breadth. TABLE. 144 square inches = 1 square foot, sq. ft. 9 square feet = 1 square yard, sq. yd. 30J square yards, or ? re rod ^ 2 1 2\ square feet 5 160 square rods =- 1 acre, ... A. 640 acres — 1 square mile, sq.... | |
 | 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... | |
 | 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 acres, 1 square mile, sq. mi.... | |
 | 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 Mile . . sq. mi. 36... | |
 | Daniel W. Fish - Arithmetic - 1874 - 526 pages
...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. 30J 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. sq. in. 1 = 640 = 102400... | |
 | 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.... | |
 | Philotus Dean - Arithmetic - 1874 - 472 pages
...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,... | |
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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. 
