 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.  Elementary Arithmetic, Oral and Written - Page 176by William Guy Peck - 1878 - 232 pagesFull view - About this book
 | John Husband (math. master, Berwick.) - 1841 - 126 pages
...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... | |
 | Calvin Tracy - Arithmetic - 1842 - 306 pages
...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. 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... | |
 | Calvin Tracy - Arithmetic - 1845 - 298 pages
...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... | |
 | Charles Davies - Arithmetic - 1847 - 368 pages
...3x3 = 9 square feet. The number of square inches contained in a square foot is equal to 12x12 = 144. TABLE. 144 square inches, sq. in. make 1 square foot,...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.... | |
 | P. Fletcher - Arithmetic - 1848 - 138 pages
...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... | |
 | James Bates Thomson - Arithmetic - 1848 - 434 pages
...depth ; as, land, flooring, plastering, &c. 144 square inches (sq. in.~) make 1 square foot, marked sq.ft. 9 square feet " 1 square yard, " sq. yd. 30} square yards, or > , , 272* square feet | 1 sq. rod, perch, or Dole, qr 40 square rods " 1 rood, " R. 4 roods, or... | |
 | James B. Dodd - Arithmetic - 1850 - 278 pages
...wide would make how many square inches? 3 in. long and 2 in. wide would make how many square inches ? 144 square inches (sq. in.) make 1 square foot, (sq.ft.);...feet, 1 square yard, (sq. yd.); 30^ square yards, 1 s<2. rod, pole, or perch, (P.); 40 perches or sq. r. OT p 1 rood, (R.); 4 roods, or 160 sq. r 1 acre,... | |
 | James B. Dodd - Arithmetic - 1850 - 276 pages
...wide would make how many square inches 1 144 square inches (sq. in.) make 1 square foot, (sq. //.) ; 9 square feet 1 square yard, (sq. yd.); 30£ square yards, 1 sq. rod, pole, or perch, (P.); 40 perches or sq. r. or p.,. . . 1 rood, (R.); 4 roods, or 160 sq. r... | |
 | John Bonnycastle - 1851 - 314 pages
...the whole ? SQUARE IVTEASURE, OS MEASURES OF SURFACE. 144 Square Inches make 1 Square Foot sq. ft. 9 Square Feet 1 Square Yard sq. yd. 30£ Square Yards 1 Square Pole sq. po. 40 Square Poles 1 Rood sq. rd. 4 Roods, or 4840 Sq. Yards 1 Acre ac. 640 Acres 1 Square... | |
 | Charles Davies - Arithmetic - 1856 - 450 pages
...units of the scale \ tn. na. jr. EF 2£ = 1 9 = 4 = 1 27 = 12 = 3 = 1 36 = 16 = 4 = 1* 45 = 20 = 5 = 1* TABLE. 144 square inches, sq. in. make 1 square foot,...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 square mile,... | |
| |
