 | George Clinton Shutts, Wilbert Walter Weir - Arithmetic - 1916 - 280 pages
...MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.), orsection(sec.) SOLID OR CUBIC MEASURE 1,728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic... | |
 | Harry Anson Finney, Joseph Clifton Brown - Business mathematics - 1916 - 506 pages
...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.) Sq. ' and sq. " are frequently used for square foot and square inch. Thus, 15 sq. ' 6 sq. " means 15... | |
 | William Aloysius Boylan, Floyd R. Smith - Arithmetic - 1916 - 150 pages
...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.) ... | |
 | Edward Lee Thorndike - Arithmetic - 1917 - 280 pages
...inch lare foot (sq. ft.) y sq. it = 1 square yard (sq. yd.) 272M sq. ft. = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) 1 sq. ft. = a square 1 ft. long and 1 ft. wide --• •• " --"-us. A a rod long and a ... | |
 | John Charles Stone, James Franklin Millis - Arithmetic - 1917 - 352 pages
...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.) In measuring roofing, 100 sq. ft. are called a square. TABLE OF CUBIC MEASURE 1728 cubic inches (cu.... | |
 | George Wentworth, David Eugene Smith, Joseph Clifton Brown - Mathematics - 1917 - 264 pages
...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.) CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu.... | |
 | Samuel Hamilton - Arithmetic - 1917 - 328 pages
...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. = 43 560 sq. ft. Written Work Change : 1. 2700 sq. yd. to sq. ft.... | |
 | William Ledley Vosburgh, William Frederick Gentleman - Mathematics - 1917 - 168 pages
...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.) 56. Rectangles. The process involved in finding areas of rectangles is illustrated by the following... | |
 | William Henry Dooley - Arithmetic - 1917 - 388 pages
...sq. ft. 9 square feet = 1 square yard, sq. yd. 30i square yards 1 = l K rod rd 272J square feet j 100 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. Cubic Measure is used in measuring volumes... | |
 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1918 - 276 pages
...foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq. id.) 160 square rods = 1 acre (A.) 640 acres . = 1 square mile (sq. mi.) In the practical uses of surface measure, no reductions of more than one step are required. The reductions... | |
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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. 
