 | John Heywood (ltd.) - 1871 - 200 pages
...contains 366 days, and is called Leap Year. SQUARE MEASURE. 144 square inches make 1 square foot sq. ft. 9 square feet.. 1 square yard sq. yd. 30J square yards 1 square rod, pole, or perch sq.po. 40 perches .... 1 rood r. 4 roods 1 acre a. 040 acres 1 square mile... | |
 | Henry Bartlett Maglathlin - 1871 - 336 pages
...product of the length by the breadth. Table. 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 or perch, P. 160 square rods or perches, 1 acre, A. 640 acres, 1 square mile, M. In surveying... | |
 | Joseph Ray - Arithmetic - 1866 - 212 pages
...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... | |
 | James Bates Thomson - Arithmetic - 1872 - 236 pages
...Acres, square rods, square yards, square feet, and square inches. . TABLE. 144 square in. (sq. in.) arc 1 square foot, sq.ft. 9 square feet " 1 square yard, sq. yd. 30^ square yards, or ) ( 1 sq. rod, perch, 2 72-J square feet, ) 1 or pole, S^' r' 160 sq. rods " 1... | |
 | Henry Bartlett Maglathlin - 1872 - 220 pages
...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 mile, M. Land is... | |
 | Richard Rickard - 1873 - 364 pages
...12, or 144 square inches ; and a square pole, 5 1 x 5^, or 30^ square yards. 1 44 square inch es(sq. in.) make 1 square foot (sq.ft.). 9 square feet „ 1 square yard (sq. yd.). 30^ square yards „ l square pole (sq. p.). This measure is used in measuring flooring, paving, &c.,... | |
 | Adolf Sonnenschein - 1873 - 194 pages
...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... | |
 | Daniel W. Fish - Arithmetic - 1874 - 526 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. 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.... | |
 | Daniel W. Fish - Arithmetic - 1874 - 180 pages
...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 Square... | |
 | Charles Davies - Arithmetic - 1874 - 346 pages
...large square found ? Repeat the 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 - -... | |
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Measure 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 (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. 
