 | George Albert Wentworth - 1897 - 396 σελίδες
...square inch. 201. The area of a surface is the number of square units it contains. TABLE. 202. 1*4 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30J square yards, or "1 272i square feet } = 1 square rod <"* rd.>160 square rods or") _... | |
 | Frank H. Hall - 1897 - 264 σελίδες
...(yd.). AVOIRDUPOIS WEIGHT 16 ounces (oz.) = 1 pound (lb.). 2,000 pounds = 1 ton (T.). SQUARE MEASURE. 144 square inches (sq. in.) = 1 square foot (sq. ft.;. 9 square feet (sq. ft.) = 1 square yard (sq. yd.). ... | |
 | George Albert Wentworth - 1898 - 424 σελίδες
...? Measures of Surface. 310. The area of a surface is the number of square units it contains. TABLE. 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). „„„; , }- = 1 square rod (sq. rd.). 30i square yards, or 7 , , . , . 272J square feet... | |
 | Frank H. Hall - 1898 - 296 σελίδες
...inch, square rod, and square mile, is derived from the corresponding unit of linear measure. TABLE. 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.). 272} square feet = 1 square rod. 160 square rods... | |
 | C. F. R. Bellows - 1898 - 148 σελίδες
...Denominations. — Square inches, square feet, square yards, square rods, acres. RELATIONS OF UNITS. 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. 1. How many square feet... | |
 | Frank H. Hall - 1898 - 298 σελίδες
...inch, square rod, and square mile, is derived from the corresponding unit of linear measure. TABLE. 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.). 272J square feet = 1 square rod. 160 square rods... | |
 | Frank H. Hall - 1898 - 332 σελίδες
...inch, square rod, and square mile, is derived from the corresponding unit of linear measure. TABLE. 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.). 272J square feet = 1 square rod. 160 square rods... | |
 | Middlesex Alfred Bailey - 1898 - 220 σελίδες
...Amount of area is expressed by the measures in the following table, called Square Measure. See p. 67. 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.). 160 square rods = 1 acre (A.). 640 acres = 1... | |
 | George Albert Wentworth - 1898 - 424 σελίδες
...? Measures of Surface. 310. The area of a surface is the number of square units it contains. TABLE. 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30i- square yards, or ) „„_, . > =1 square rod (sq. rd.). 272£ square feet ) vi / 160... | |
 | George Albert Wentworth - 1898 - 424 σελίδες
...? Measures of Surface. 310. The area of a surface is the number of square units it contains. TABLE. 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30£ square yards, or ) , „_.,. > = 1 square rod (sq. rd.). 272J square feet ) v 160 square... | |
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Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. 
