 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.  Myers Arithmetic for Grammar Schools - Page 165by George William Myers - 1912 - 402 pagesFull view - About this book
 | George Albert Wentworth, Thomas Hill - Arithmetic - 1881 - 446 pages
...a second, what is its rate in miles per hour ? (One hour = 3600 seconds.) ono MEASURES OP SURFACE. 144 square inches (sq. in.) = 1 square foot (sq. ft.) . 9 square feet = 1 square yard (sq. yd.). 30i square yards, or) . , . , «>,r,, j- ar = 1 square rod (sq. rd.). 272i square feet J 160 square... | |
 | Montagu H. Foster - 1881 - 182 pages
...10 square chains = 1 acre A chain (100 links) = 66 ft. ; 1 ac. (10 eq. chains) = 100000 sq. links. Surface Measure. 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 sq. ft. =1 square yard (sq. yd.) 301 sq. yds. = l square pole (sq. pI.) 40 sq. pls. = 1 rood (rd.)... | |
 | 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.) . 9 square feet = 1 square yard (sq. yd.). 30} square yards, or) .. , , , . 0»oi tjr — 1 square rod (sq. rd.). 272} square feet J ' \--rv 160... | |
 | 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 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... | |
 | 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... | |
 | Daniel O'Sullivan - 1883 - 442 pages
...the Mint, one at the Royal Observatory, and one at the House of the Royal Society, SURFACE OR AREA. 144 Square Inches (sq. in.)= 1 Square Foot (sq. ft.) 9 Square Feet = 1 SQUAHE YARD (sq. yd.) ^ 4 (• Square Yards = 1 Square Perch (sq. ?.) -jj ,. °, 40 Square Perches... | |
 | Daniel W. Fish - Arithmetic - 1883 - 186 pages
...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. 30J Square Yards = 1 Sq. Rod or Perch, sq. rd.j P. 160 Square Rods = 1 Acre, . . . . A. 640 Acres = 1 Square Mile, . sq.... | |
 | Warren H. Sadler, William Russell Will - Arithmetic - 1885 - 422 pages
...Measure is used in measuring surfaces ; such as land, boards, plastering, painting, paving, etc. Table. 144 square inches [sq. in.] = 1 square foot [sq. ft.]....feet = 1 square yard [sq. yd.]. 30J square yards = 1 pole, perch, or square rod [P. or sq. rd.]. 160 square rods = 1 acre [A.], 640 acres = 1 square mile... | |
 | Joseph Ray - 1886 - 172 pages
...3 rods ? 4 rods ? 5 rods ? 6 rods ? SQUARE MEASURE. 144 square inches . make 1 square foot, marked sq. ft. 9 square feet . . ''1 square yard,. " sq. yd. 30J square yards . " 1 square rod, . " sq. rd. 40 square rods . . "1 rood, .... " R. 4 roods .... " 1 acre, . . . . " A. 640 acres " 1 square mile,... | |
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