 | Richard Frederick Clarke (the elder.) - 1833 - 158 pages
...and all dimensions of Length and Breadth only. THE TABLE. 144 Square Inches (sq. in.) 1 Square Foot sq.ft. 9 Square Feet 1 Square Yard sq. yd. 30| Square Yards, or 272J Square Feet 40 Poles 1 Kood rd. 4 Roods, or 4840 Square Yards... 1 Acre ac. 640 Acres 1 Square... | |
 | 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
...degrees make the earth's circumference. X. LAND OR SQUARE MEASURE. TABLE. 144' square inches(^q.in.)maie 1 square foot, . marked sq.ft. 9 square feet .......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
...contained in a square foot is equal to 12x12 = 144. 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 pole, P. 40 square poles 1 rood, - R. - - - 1 acre, - A. 4 roods 640 acres acre, 1 square mile, M.... | |
 | James Bates Thomson - 1847 - 134 pages
...considered without regard to height or depth ; as land,flooring, plastering, &c. 144 square inches (jj. in.) make 1 square foot, marked sq.ft. 9 square feet '- 1 square yard, " ig. yd. e'ST'0' " is,, rod, perch, »r pole," „. ,. 40 square rods '' 1 rood, " R. 4 roods, or... | |
 | James Bates Thomson - Arithmetic - 1848 - 434 pages
...without regard to height or 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 Bates Thomson - Arithmetic - 1848 - 432 pages
...without regard tc height or 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. „-,: ' i . ' J " 1 sq. rod, perch, or cole, sq. r. 30J square yards, or) , . , v S/2J square feet... | |
 | 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 B. Dodd - Arithmetic - 1850 - 278 pages
...and 2 in. wide would make how many square inches ? 144 square inches (sq. in.) make 1 square foot, (sq.ft.); 9 square 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,... | |
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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. 
