 | Henry Francis Harrington - 1888 - 126 σελίδες
...Square Measure is used in computing surfaces. 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.). 100 square rods = 1 acre (A.). 640 acres = 1 square mile (sq. mi.). 12 inches (in.)... | |
 | George Albert Wentworth - 1889 - 476 σελίδες
...mi. 1 knot = 6086 ft. 1 league — 3 knots. 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 square mile (sq. mi.). Measures sometimes... | |
 | Edward Sylvester Ellis - 1889 - 196 σελίδες
...the number of superficial units in the area. 144 square inches (sq. in. ) = J 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. 1. How many square rods... | |
 | Warren H. Sadler, William Russell Will - 1890 - 312 σελίδες
...surfaces, such as land, boards, plastering, painting, paving, etc. Scale: 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 square mile (sq. mi.) 163. Surveyors'... | |
 | Daniel W. Fish - 1874 - 182 σελίδες
...used in measuring surfaces ; as of land, boards, plastering, etc. TABLE. 144 Square Inches (sq. in.) = 1 Square Foot . . sq.ft. 9 Square Feet = 1 Square Yard . . sq. yd. Щ Square Yarda = 1 Sq. Rod or Perch, sq. rd. ; P. 160 Square Rods = 1 Acre A. 640 Acres = 1 Square... | |
 | Horatio Nelson Robinson - 1892 - 238 σελίδες
...multiply the length by the breadth. TABLE. 144 Square Inches (sq. in.) make 1 Square Foot eq. ft. в 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. SURVEYORS' SQUARE MEASURE.... | |
 | Edward Brooks - 1893 - 124 σελίδες
...measuring surfaces; as land, boards, papering, plastering, etc. TABLE. 144 square inches (sq. in.) equal 1 square foot, . sq.ft. 9 square feet ... " 1 square yard, . sq. yd. 30J square yards . . . " 1 perch or sq. rod, P. 160 perches " 1 acre, . . . . A. NOTE.— In measuring the area of land, we have... | |
 | Henry Bartlett Maglathlin - 1893 - 234 σελίδες
...Measure is used in measuring surfaces. Table. 144 squa're inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd, 30J square yards, 1 square rod or perch, P I60 square rods or perches, 1 acre, A. 640 acres, 1 square mile, M. Land is usually... | |
 | 1893 - 252 σελίδες
...measure is used in computing areas or surfaces. TABLE. 144 square inches = 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.). 36 sq. mi. (6... | |
 | Henry Bartlett Maglathlin - 1893 - 228 σελίδες
...Measure is used in measuring surfaces. Table. 144 square inches (sq, in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq. yd, 30J square yards, 1 square rod or perch, P 160 square rods or perches, 1 acre, A. 540 acres, 1 square mile, M. Land is usually... | |
| |
Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30-J- square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. 
