 | D. M. Garret - Arithmetic - 1886 - 202 pages
...EXTENT OF SURFACES, SUCH AS LAND, BOARDS, PLASTERING, PAVING, ETC. TABLE. 144 Square Inches (sq. in.) l square foot, sq. ft. 9 Square Feet, .... 1 square yard, sq. yd. 30J Square Yards, . . . 1 sq. rod or perch, sq. rd.; P. ItiO Square Rods, .... 1 acre, A. 640 Acres,... | |
 | Christian Brothers - Arithmetic - 1888 - 484 pages
...dimensions ; viz., length and breadth. 159. The Unit of Surface Measure is the square yard. TABLE. 144 square inches (sq. in.) — 1 square foot ............ft. 9 square feet = 1 square yard ........ sq. yd. 30J square yards = 1 square rod ......... sq. rd. 160 square rods = 1 acre ............... A. 640 acres... | |
 | George Albert Wentworth, George Anthony Hill - Arithmetic - 1887 - 448 pages
...= y^y chain. II. SURFACE. 1 fathom = 6 ft. 1 furlong = J mi. 1 knot = 6086 ft. 1 league = 3 knots. 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... | |
 | George Albert Wentworth - 1888 - 388 pages
...a second, what is its rate in miles per hour ? (One hour = 3600 seconds.) ong MEASUEES OF SURFACE. 144 square inches (sq. in.) = 1 square foot (sq. ft.) . 9 square feet = 1 square yard (sq. yd.). 30J square yards, or) , , , . . 272} square feet } = 1 ^re rod (sq. rd.). 160 square rods, or") . ,... | |
 | Warren H. Sadler - 1888 - 426 pages
...Measure is used in measuring surfaces, such as land, boards, plastering, painting, paying, etc. TABLE. 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... | |
 | Henry Francis Harrington - Spellers - 1888 - 126 pages
...mile = 1 knot. Surface or Square Measure. Surface or Square Measure is used in computing surfaces. 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.). 100 square rods = 1 acre (A.). 640 acres = 1 square mile... | |
 | Horatio Nelson Robinson - 1888 - 372 pages
...surfaces ; as of land, boards, painting, plastering, paving, etc. 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 sq. rd. ' 160 Square Rods " 1 Acre A. 640 Acres " 1 Square Mile sq.... | |
 | Henry Nathan Wheeler - Arithmetic - 1888 - 312 pages
...chain (4 rds or 792 in.) into 100 equal parts which were called links. SURFACE. 144 square inches = 1 square foot (sq. ft.). 9 square feet =1 square yard (sq. yd.). 2721 square feet ) . , , , .. „_ . >. =1 square rod (sq. rd.). or oOJ square yards ) 160 square rods... | |
 | Charles Austin Hobbs - Arithmetic - 1889 - 366 pages
...measuring tape, 100 feet long. 5L Square Measure is used in measuring the area of surfaces. TABLE. 144 square inches (sq. in.) =1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30J square yards or j =1 rod ^ 272J square feet jv 160 square rods = 1 acre (A.). 640 acres = 1 square... | |
 | James William Nicholson - Arithmetic - 1889 - 408 pages
...measure. 239. Square measures are used in measuring surfaces. 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 (sq. rd.) 160 square rods " 1 acre (A.) 240. Surveyor's square measures... | |
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SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. 
