 30J square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) TABLE OF SURVEYORS' SURFACE MEASURE 625 square links (sq. li.) = 1 square rod (sq. rd.) 16 square rods — 1 square chain (sq. ch.) 10 square chains - 1 acre (A.) 640 acres (a section)...  Book III - Page 88by George William Myers - 1908Full view - About this book
 | Daniel Barnard Hagar - Arithmetic - 1871 - 352 pages
...square inches (sq. in.) are 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. 1 A. = 160 sq. rd.=4840 sq. yd. =43560 sq. /f.= 6272640 sq. in.... | |
 | Daniel Barnard Hagar - Arithmetic - 1872 - 352 pages
...144 square inches (sq. in.) are 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. 1 A.-=160 sq. rd.=4840 sq. yd. = 43560 sq. ft.= 6272640 sq. in.... | |
 | Edgar Arthur Singer - Mental arithmetic - 1876 - 198 pages
...8 <? ua '' e inches (sq. in.) are 1 square foot, sq.ft. 9 square feet " 1 square yard, sq. yd. 307 square yards " 1 square rod, sq. rd. 160 square rods " 1 acre, A. 640 acres " 1 square mile, sq. mi. In measuring land, 1Q square rods are 1 square chain (sq. ch.),... | |
 | Edgar Arthur Singer - 1878 - 196 pages
...Table. 1J$ square inches (sq. in.) are 1 square foot, sq.ft. 9 square feet " 1 square yard, sq. yd. 80-^ square yards " 1 square rod, sq. rd. 160 square rods " 1 acre, A. 640 acres " 1 square mile, sq. mi. • In measuring land, 16 square rods are 1 square chain (sq. ch.),... | |
 | Horatio Nelson Robinson - Arithmetic - 1877 - 246 pages
...TABLE.V/ 144 Square Inches (sq. in.) make 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 A. UNIT EQUIVALENTS. sq. ft. sq. yd. 1 = q. rd. 1 = 9 = 1 .- 30} =... | |
 | Edward Sylvester Ellis - Arithmetic - 1886 - 200 pages
...area. 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. mi 1. How many square rods in 10 A.? 2. How much will 5 sq. mi. of land... | |
 | Silas Sadler Packard, Byron Horton - Business mathematics - 1887 - 436 pages
...Square Inches (xq. hi,) — 1 Square Foot . . . sq.ft. '.i 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. NOTES.—1. 1 Rood = 40 sq. rds. = \ A. The rood has practically... | |
 | Henry Nathan Wheeler - Arithmetic - 1888 - 314 pages
...= 1 square foot (sq. ft.). 9 square feet =1 square yard (sq. yd.). 2721 square feet ) , . , , N or 30J square yards ) * , }. =1 square rod (sq. rd.). 160 square rods = 1 acre (a.). 640 acres =1 square mile (sq. m.). 40 sq. rds. = 1 rood. 1 sq. m. =1 section. 4 roods = 1 acre. 36... | |
 | Henry Francis Harrington - Spellers - 1888 - 212 pages
...144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.) 30i square yards = 1 square rod (sq. rd.). 160 square rods = 1 acre (A.). 12 inches (in 3 feet 5J yards 40 rods 8 furlongs 320 roda ) = 1 foot (ft.). = 1 yard (yd.). = 1 rod... | |
 | Warren H. Sadler, William Russell Will - Business mathematics - 1890 - 312 pages
...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. mi.) 163. Surveyors' Square Measure is used by surveyors in measuring... | |
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