 | Horatio Nelson Robinson - 1878 - 564 σελίδες
...have no corresponding linear units. The following are the tables of superficial units. SQUABE MEASURE. 144 square inches (sq. in.) make 1 square foot sq. ft. 9 square feet make 1 square yard, . . . . sq. yd. 30 j square yards make 1 square rod, sq. rd. 40 square rods make... | |
 | Benjamin Greenleaf - 1879 - 238 σελίδες
...159i Surface or Square 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. G40 acres, 1 square... | |
 | William Frothingham Bradbury - 1879 - 392 σελίδες
...is 40 rods ? 11. How many inches in j of a yard? 234. SQUARE MEASURE. 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). Щ square yards, or) = l square rod (sq. rd.). 272} square feet ) 1 v ' ; 160 square rods = 1 acre... | |
 | George Payn Quackenbos - 1879 - 198 σελίδες
...square whose sides are each an inch long. TABLE OF SQUAEE ME AS ÜBE. 144 square inches (sq. in.), l square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30J square yards, 1 square rod, sq. rd. 40 square rods, 1 rood, . . R. 4 roods, 1 acre, ... A. 640... | |
 | Malcolm MacVicar - 1880 - 268 σελίδες
...in surface measure. TABLE OF UNITS. 1. Used in measuring the surface of land, boards, plaster, etc. 144 square inches (sq. in.) make 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 square acre . A. 2. Used by surveyors... | |
 | Adolf Sonnenschein - 1880 - 496 σελίδες
...nails) = 1 quarter (qr.) 38 „ (4 qrs.) = 1 yard (yd.) SQUARE MEASURE. Ш square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) Щ square yards = 1 square pole (sq. pi.) 40 square poles =• 1 rood (ro.) 4 roods (4840 yards) =... | |
 | Henry Bartlett Maglathlin - 1881 - 200 σελίδες
...angles. 136. Square Measures are those 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, sq. rd. 160 square roda " 1 acre, A. 12. How many square inches in... | |
 | George Albert Wentworth, Thomas Hill - 1881 - 446 σελίδες
...miles per hour ? (One hour = 3600 seconds.) ono MEASURES OP SURFACE. 144 square inches (sq. in.) = 1 square foot (sq. ft.) . 9 square feet = 1 square yard (sq. yd.). 30i square yards, or) . , . , «>,r,, j- ar = 1 square rod (sq. rd.). 272i square feet J 160 square... | |
 | James Stewart Eaton - 1882 - 368 σελίδες
...Reduce 13475 links to higher denominations. 7. From Boston to Andover is 23 miles; how many links tsit? 8. From Boston to Fitchburg is 400000 links ; how...Foot, sq. ft. 9 Square Feet " 1 Square Yard, sq. yd. 301 Square Yards or ~> t , 0 ,, , , 272} Square Feet } 1 Square Rod, sq. rd. 40 Square Rods " 1 Rood,... | |
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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. 
