 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.  A Grammar School Arithmetic - Page 101by George Albert Wentworth - 1889 - 451 pagesFull view - About this book
 | Henry Bartlett Maglathlin - Arithmetic - 1881 - 200 pages
...angles. 136. Square Measures are those 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, sq. rd. 160 square roda " 1 acre, A. 12. How many square inches in... | |
 | Henry Bartlett Maglathlin, Benjamin Greenleaf - Arithmetic - 1831 - 386 pages
...Surface, or Square Measures are those used in measuring surfaces. TABLE. 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet " 1 square yard, sq. yd. 3(ty square yards, or 272J sq. ft. " 1 square rod, sq. rd. 160 square rods " 1 acre, A. 640 acres "... | |
 | George Albert Wentworth, Thomas Hill - Arithmetic - 1882 - 376 pages
...a second, what is its rate in miles per hour ? (One hour = 3600 seconds.) nnq MEASURES OF SURFACE. 144 square inches (sq. in.) = 1 square foot (sq. ft.)...feet = 1 square yard (sq. yd.). 30} square yards, or) .. , , , . 0»oi tjr — 1 square rod (sq. rd.). 272} square feet J ' \--rv 160 square rods, or! ,... | |
 | Henry Francis Harrington - Spellers - 1880 - 208 pages
...mile — 1 knot. Surface or Square Measure. Surface or 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.) 30i square yards = 1 square rod (sq. rd.). 160 square rods = 1 acre (A.). 12 inches (in ) — 1 foot... | |
 | George Albert Wentworth, Thomas Hill - Arithmetic - 1882 - 376 pages
...a second, what is its rate in miles per hour ? (One hour = 3600 seconds.) OQO MEASURES OF SURFACE. 144 square inches (sq. in.) = 1 square foot (sq. ft.) . 9 square feet = 1 square yard (sq. yd.). 301 square yards, or') , . . , . -- ^ , . \ = 1 square rod- (sq. rd.). 2721 square feet J ' ' 160 square... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1882 - 398 pages
...used in measuring surfaces. An Inch Hyuan, or Square Inch. TABLE. 144 square inches (sq. in.) are ] square foot, sq. ft. 9 square feet " 1 square yard, sq. yd. 30£ square yards, or 272 \ sq. ft. " 1 square rod, sq. rd. 160 square rods " 1 acre, A. 640 acres " 1 square mile, or section,... | |
 | George Payn Quackenbos - Arithmetic - 1882 - 254 pages
...A square whose sides are each an inch long. TABLE OF SQUARE MEASURE. 144 square inches (sq. in.), l square foot, sq. ft. 9 square feet, 1 square yard, sq. yd. 30£ square yards, 1 square rod, sq. rd. 40 square rods, l rood, . . R. 4 roods, 1 acre, ... A. 640 acres, 1 square mile,... | |
 | Harry De Witt De Groat, Sidney Grant Firman, William A. Smith - Arithmetic - 1926 - 368 pages
...inches. Count the number of square inches in the rectangle. What is a square inch? SURFACE MEASURES 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.) 640 acres =1 square mile (sq.... | |
 | Frank Morton McMurry, Charles Beverley Benson - Arithmetic - 1926 - 364 pages
...LENGTH 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5280 feet = 1 mile (mi.) SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 43,560 square feet = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) TIME 60 seconds (sec.) = 1 minute... | |
 | J. Andrew Drushel, John William Withers - Mathematics - 1926 - 336 pages
...liquid qt. 1 liter =about| .9 dry qt. (64 cu. in. 1 hektoliter -about 2.8 bu. 311 Measures of Surface 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30i sq. yd. or 2721 sq. ft. = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square... | |
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