 | Joseph Ray - 1880 - 420 σελίδες
...square inches (sq. in.) make 1 square foot, marked sq. ft. 9 sq. ft. " 1 square yard, " sq. yd. 30} sq. yd. " 1 square rod, " sq. rd. 160 sq. rd. "1 acre, " A. EQUIVALENT TABLE. A. sq. rd. sq. yd. sq. ft. sq. in. 1 = 160 = 4840 = 43560 = 6272640. \ = 30£ = 2721... | |
 | Horatio Nelson Robinson - 1894 - 206 σελίδες
...Hm. = 1 kilometer Km. 53. SQUARE MEASURE. 144 square inches (sq. in.) = 1 square foot .... sq. ft. 9 sq. ft. = 1 square yard ... sq. yd. 30J sq. yd, =...1 acre A. 640 acres = 1 square mile . . . sq. mi. METRIC SQUARE MEASURE. 54. The Are, the unit of metric square measure, is equal to over 119-| square... | |
 | Thomas Rhys Vickroy - 1895 - 174 σελίδες
...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 square mile (sq. mi.) 1 sq. mi. = 640 A. = 102,400 sq. rd. = 3,097,600 sq. yd. = 27,878,400 sq. ft. = 4,014,489,600 sq. in. 1. Find... | |
 | Charles Edward White - 1897 - 312 σελίδες
...301 square yards ) -, , , 4 ^ • >- = 1 square rod, sq. rd. 272|- square feet ) i 160 square rods = 1 acre, A. 640 acres = 1 square mile, sq. mi. 1 sq. mi. = 640 A. = 102400 sq. rd. = 3097600 sq. yd. 130. A square mile of land is called a Section. A square... | |
 | International Correspondence Schools - 1899 - 650 σελίδες
...feet = 1 square yard 30^ square yards = 1 square rod . 160 square rods = 1 square foot sq. ft. sq.yd. sq. rd = 1 acre . . A. 640 acres = 1 square mile sq. mi. sq. in. 144 = 1,296 = 39,204 = 6,272,640 = sq. ft. 1 9 = 272J = 43,560 = sq. yd. sq. rd. A. sq. mi.... | |
 | Charles Edward White - 1901 - 472 σελίδες
...0-70 Í t , С = 1 square rod, sq. rd. 30-V square yards ) . , 1 272J square feet | 160 square rods = 1 acre, A. 640 acres = 1 square mile, sq. mi. 1 sq. mi. = 640 A. = 102400 sq. rd. = 3097600 sq. yd. 189. A square mile of land is called a Section. A square... | |
 | Oscar Lynn Kelso - 1903 - 308 σελίδες
...The most prominent ones are here tabulated. 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 sq. ft. = 1 square yard (sq. yd.) 30J sq. yd. = 1 square rod (sq. rd.) 160 sq. rd. = 1 acre (A.) 640 A. =1 square mile (sq. mi.) The rood is equal to 40 sq. rd., and 4 roods equal 1 A. But the rood is... | |
 | Oscar Lynn Kelso - 1903 - 302 σελίδες
...tabulated. 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 sq. ft. = 1 square yard (sq. yd.) 30| sq. yd. = 1 square rod (sq. rd.) 160 sq. rd. = 1 acre (A.) 640 A. =1 square mile (sq. mi.) The rood is equal to 40 sq. rd., and 4 roods equal 1 A. But the rood is... | |
 | Jacob William Albert Young, Lambert Lincoln Jackson - 1904 - 264 σελίδες
...Angle 90° = 1 right angle (rt. 2) 180° = 1 straight angle (st. 2) 360° = 1 circumference Square 144 square inches (sq. in.) = 1 square foot (sq. ft.)...rd. =1 acre (A.) 640 acres = 1 square mile (sq. mi.) 36 sq. mi. = a township Cubic 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet (cu.... | |
 | Jacob William Albert Young - 1905 - 264 σελίδες
...square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet (sq. ft.) = 1 square yard (sq. yd.) 30i sq. yd. = 1 square rod (sq. rd.) 160 sq. rd. = 1 acre...a township 100 sq. ft. = a square (of roof, etc.) Cubic 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet (cu. ft.) = 1 cubic yard (cu.... | |
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... sq. yd. = 1 square rod (sq. rd.) 160 sq. rd. = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) 1 sq. mi. 
