 | Horatio Nelson Robinson - Arithmetic - 1877 - 186 pages
...In 123 nails, how many yards ? 31. TABLE OP LAND OR SQUARE MEASURE. 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, P. 40 square rods " 1 rood, R. 4 roods " 1 acre, A. 640 acres " 1... | |
 | Daniel Bernard Hagar - Arithmetic - 1877 - 236 pages
...foot, a square yard, a square rod, an acre and a square mile. TABLE. 144 square inches (sq. in.) are 1 square foot< . . . sq. ft. 9 square feet ' ' 1 square yard . sq. yrL. 30^ square yards " 1 sq. rod or perch. . I 160 sq. rods or perches " 1 acre A 640 acres " 1 square... | |
 | Albert Newton Raub - Arithmetic - 1877 - 348 pages
...RULE. To find the area of a rectangle, multiply the length by the breadth ; the product is the area. TABLE. 144 square inches (sq. in.) = 1 square foot, sq. ft. 9 " feet =1 " yard, sq.yd. 30^ " yards ) or 2721 " feet J 100 " rods = 1 acre A. 640 acres = 1 square... | |
 | James Bates Thomson - Arithmetic - 1878 - 202 pages
...in. ? 6 in. ? 4 in. ? 3 in. ? 87. Square Measure. 144 square in. (sq. in.) are 1 square foot, sq.ft. 9 square feet " 1 square yard, sq. yd. 30J square yards, or ) aj 1 square rod, 272£ square feet Í ( perch, or pole, 1 60 square rods " i acre, 640 acres " 1... | |
 | William Frothingham Bradbury - Arithmetic - 1879 - 392 pages
...inches 1 10. What part of a mile is 40 rods ? 11. How many inches in j of a yard? 234. SQUARE MEASURE. 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). Щ square yards, or) = l square rod (sq. rd.). 272} square feet ) 1 v ' ; 160 square rods = 1 acre... | |
 | Benjamin Greenleaf - Arithmetic - 1879 - 238 pages
...159i Surface or Square 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. G40 acres, 1 square mile, M, Land... | |
 | George Payn Quackenbos - Arithmetic - 1879 - 198 pages
...square whose sides are each an inch long. TABLE OF SQUAEE ME AS ÜBE. 144 square inches (sq. in.), l square foot, 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,... | |
 | Joseph Ray - Arithmetic - 1879 - 200 pages
...BREADTH. — Divide the area by the length. TABLE. 144 square inches (sq. in.) make 1 square foot, marked sq. ft. 9 square feet " 1 square yard, " sq. yd. 30J square yards " 1 square rd. or perch, " sq. rd. 160 square rods " 1 acre, " A. 640 acres " 1 square mile, " sq.... | |
 | Adolf Sonnenschein - 1880 - 496 pages
...... =1 nail (nl.) 9 „ (4 nails) = 1 quarter (qr.) 38 „ (4 qrs.) = 1 yard (yd.) SQUARE MEASURE. Ш square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) Щ square yards = 1 square pole (sq. pi.) 40 square poles =• 1 rood (ro.) 4 roods (4840 yards) =... | |
 | Malcolm MacVicar - Arithmetic - 1880 - 268 pages
...UNITS. 1. Used in measuring the surface of land, boards, plaster, etc. 144 square inches (sq. in.) make 1 square foot . . sq. ft. 9 square feet " 1 square yard . sq. yd. 30J square yards " 1 sq. rod or perch sq. rd., P. 160 square rods " 1 square acre . A. 2. Used by surveyors in computing... | |
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Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. 
