 | Ira Wanzer - Arithmetic - 1831 - 408 pages
...20=5=H=1 E. e. 24=6=U=1 Fr. c. 9. Superficial, or Square Measure. Ill Square Inches, (sq. in.) make 1 Square Foot, sq.ft. 9 Square Feet, 1 Square Yard, sq. yd. 303 Square Yards, or ) , ( Square Rod, 272 1 Square Feet, \ ( Perch,orPole, sq.rd. 40 Square Rods,... | |
 | Richard Frederick Clarke (the elder.) - 1833 - 158 pages
...measured; also all kinds of Artificers' work; 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... | |
 | Francis Walkingame - 1833 - 204 pages
...6 qrs. Used for all drapery goods. SUPERFICIAL, OR SQUARE MEASURE. 144 square inches (sq. in.) make 1 square foot, sq.ft. 9 square feet . . 1 square yard, sq. yd. 30£ sq. yards, or 272 \ sq. feet 1 sq. rod, pole, or perch. Also, in the measure of land, 40 perches make... | |
 | Charles Davies - Arithmetic - 1833 - 284 pages
...inches contained in a square foot is equal to 12 x 12 = 144. 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 pole, 40 square poles » . - 1 rood, 4 roods - - - 1 acre, 640 acres . .... | |
 | Charles Potts - Arithmetic - 1835 - 202 pages
...are, acre, rood, square perch, square yard, square foot, and square inches. 144 1 44 square inches =1 square foot. sq.ft. 9 square feet =1 square yard. sq. yd. 30;j square yards =1 square perch, P. ACl square perches =1 rood. R. roods =1 acre. A. 40 4 NOTE. —... | |
 | Charles Davies - Arithmetic - 1840 - 144 pages
...circle? LESSON VI. About Land or Square Measure. TABLE OF 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 pole, - P. 40 square poles - - - - 1 rood, - - - R. 4 roods 1 acre,... | |
 | 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... | |
 | Charles Davies - Arithmetic - 1847 - 368 pages
...square inches 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.... | |
 | Charles Davies - Arithmetic - 1848 - 178 pages
...eight, how many ? In twelve ? In sixteen ? In twenty ? In twenty-four ? 144 square inches, sq. in. make 1 square foot, sq.ft. 9 square feet - - - 1 square yard, sq. yd. 30 1 square yards - - - 1 square pole, - P. 40 square poles - - - 1 rood, - - - R. 640 acres - - - - -... | |
 | 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... | |
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Square Measure is used in measuring surfaces, as of land, boards, plastering, etc. The denominations are square inches, square feet, square yards, square rods, and square miles. 144 square inches (sq. in.) = 1 square foot (sq.ft.). 9 square feet = 1 square... 
