 | William James Milne - Arithmetic - 1877 - 402 pages
.... 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 Square Mile . . . sq. mi. sq. mi. A. sq.rd. sq. yd. sq.ft. sq.in. 1 = 640 = 102400 = 3097600 = 27878400 = 4014489600 1. Plastering, ceiling,... | |
 | Joseph Ray - Arithmetic - 1877 - 402 pages
...marked sq. ft. 9 square feet " 1 square yard, " sq. j'd. 30J- square yards " 1 square rod, " sq. rd. 160 square rods " 1 acre, A. 640 acres " 1 square mile, " sq. mi. 1. Reduce 8 sq. yd. to square inches. 10368 sq. in. 2. .Reduce 4 A. to square rods. 640 sq. rd. 3.... | |
 | Horatio Nelson Robinson, Daniel W. Fish - Arithmetic - 1877 - 372 pages
...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 Square Mile sq. mi. UNIT EQUIVALENTS. sq. ft. sq. in. sq. yd. 1 = 144 sq. rd. 1 = 9 = 1296 A. 1 = 30J = 272J = 39204 sq.... | |
 | Horatio Nelson Robinson - Arithmetic - 1877 - 212 pages
...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. mi. UNIT EQUIVALENTS. sq. ft. sq. in. sq. yd. 1 = 144 sq. rd. 1 = 9 = 1276 A. 1 = 30} = 272i = 39204 eq.... | |
 | George Augustus Walton, Electa Nobles Lincoln Walton - Arithmetic - 1877 - 348 pages
...square feet = 1 square yard, *' sq. yd 30|- square yards or 272J- square feet = 1 square rod, " sq. r. 160 square rods = 1 acre, " A. 640 acres = 1 square mile, " sq. m. ILL. Ex. Change 5376 sq. ft. to units of higher denominations. OPERATION. 9)5376 30J ) 5 9 7 sq.... | |
 | Joseph Ray - Arithmetic - 1879 - 200 pages
...sq. ft. 9 square feet " 1 square yard, " sq. yd. 30J square yards " 1 square rd. or perch, " sq. rd. 160 square rods " 1 acre, " A. 640 acres " 1 square mile, " sq. mi. MENTAL EXERCISES. 1. How many square feet in 3 square yards? In 2 sq. yd.? In 5 sq. yd.? 2. How many... | |
 | William Frothingham Bradbury - Arithmetic - 1879 - 392 pages
...1 square yard (sq. yd.). Щ square yards, or) = l square rod (sq. rd.). 272} square feet ) 1 v ' ; 160 square rods = 1 acre (a.). 640 acres = 1 square mile (sq. m.). NOTE. The units of square measure, so far as they are the same in name, are obtained by squaring... | |
 | Malcolm MacVicar - Arithmetic - 1880 - 268 pages
...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 in computing the area or contents of land, and is usually called... | |
 | Hoy D. Orton, Warren H. Sadler - Ready-reckoners - 1881 - 316 pages
...TABLE. 144 Square Inches (sq. in.). ..I square foot, sq. ft. 9 Square Feet 1 square yard, sij.yd. 30i Square Yards 1 sq. rod or perch, sq. rd.; P. 160 Square Rods 1 acre, A. 640 Acres 1 square mile, sg. mi. tg. mi. A. iq. rd. sq. yd. sq. ft. sq. in. 1 = 640 = 102400 = 3097600 =27878400 =4014489600... | |
 | Daniel W. Fish - Arithmetic - 1883 - 180 pages
...1 Square Foot, . . gg. ft. 9 Square Feet = 1 Square Yard, . . sq. yd. 30} Square Yards = 1 Sq. Rjd or Perch, sq. rd.; P. 160 Square Rods = 1 Acre A. 640 Acres = 1 Square Mile, . . sq. mi. 36 Square Miles = 1 Township, . . . Tp. A square mue of land is also called a section, and is 1 mi.... | |
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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. 
