 | Roswell Chamberlain Smith - Accounting - 1841 - 306 pages
...9 square feet .... mnv 1 square yareL 3!U square yards, or ) , , 272? square feet, } s — ls(luare rod' 40 square rods .... make 1 square rood. 4 square...square acre. 640 square acres . . . make 1 square mile. 1 . How many square inches in 2 square feet ? 2. How many square feet in 3 square yards ? In 4 ? In... | |
 | Roswell Chamberlain Smith - Arithmetic - 1861 - 298 pages
...square feet mak« 1 square yard. 30| square yards, or J ^ j ' d 272| square leet j ^ 40 square rods "«' 1 square rood. 4 square roods make 1 square acre. 640 square acres make 1 square mila. 1. How many square inches in 2 square feet ? 2. How many square feet in 3 square yards ? In 4... | |
 | Duncan George Forbes Macdonald - Agriculture - 1865 - 618 pages
...The following mode of measuring an acre may be useful to some of our readers. In land measure, 30 i square yards make 1 square rod ; 40 square rods make 1 square rood; 4 square roods, 1 acre; 640 acres, 1 square mile; 4,840 square yards, or 160 rods, make 1 acre. In measuring an acre... | |
 | John Weeks Johnson - 1905 - 150 pages
...Inches make 1 Square Foot. 9 Square Feet make 1 Square Yard. 30^ Square Yards make 1 Rod, Perch or Pole. 40 Square Rods make 1 Square Rood. 4 Square Roods make 1 Square Acre. 10 Square Chains make 1 Square Acre. 640 Square Acres make 1 Square Mile. Gunter's Chain equal to 22... | |
 | John Weeks Johnson - Heating - 1913 - 374 pages
...inches make 1 square foot. 9 square feet make 1 square yard. SOJ^square yards make 1 rod, perch or pole. 40 square rods make 1 square rood. 4 square roods make 1 square acre. 10 square chains make 1 square acre. 640 square acres make 1 square mile. Gunter's chain equal to 22... | |
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SOJ^square yards make 1 rod, perch or pole. 40 square rods make 1 square rood. 4 square roods make 1 square acre. 10 square chains make 1 square acre. 640 square acres make 1 square mile. Gunter's chain equal to 22 yards or 100 links. 