 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. mi.) Cubic Measure 1728 cubic inches (cu.  A Common School Arithmetic - Page 136by Daniel Barnard Hagar - 1872 - 336 pagesFull view - About this book
 | Electrical engineering - 1897 - 672 pages
...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. sq.mi. A. sq.rd. sq.yd. sq.ft. sq.in. 1 = 640 = 102,400 = 3,097,600 = 27,878,400 = 4,014,489,600... | |
 | Edwin Crawford Hewett - Arithmetic - 1897 - 376 pages
...144 square inches (sq. in.)=l square foot (sq. ft.) 9 square feet - - - =1 square yard (sq. yd.) 80J square yards - - - =1 square rod (sq. rd.) 160 square rods - - - =1 acre (A.) 640 acres, or 1 section, - =1 square mile (sq. mi.) WRITTEN EXERCISES. 138. 1. Reduce 25 sq. yds. 8 sq. ft. 120... | |
 | Charles Edward White - Arithmetic - 1897 - 312 pages
...square yard, sq. yd. 301 square yards ) -, , , 4 ^ • >- = 1 square rod, sq. rd. 272|- square feet ) i 160 square rods = 1 acre, A. 640 acres = 1 square mile, sq. mi. 1 sq. mi. = 640 A. = 102400 sq. rd. = 3097600 sq. yd. 130. A square mile of land is called a Section.... | |
 | Arthur A. Dodd, B. Thomas Chace - Geometry - 1898 - 468 pages
...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. 160 square...acre, " A. 640 acres " 1 square mile, " sq. mi. 1 square yard = .8361 sq. m. 1 A. = .4047 hectare. CUBIC MEASURE. 1728 cubic inches (cu. in ) make 1... | |
 | James Alexander McLellan, Albert Flintoft Ames - Arithmetic - 1898 - 360 pages
...Measure 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.) 160 square rods...= 1 acre (A.) 640 acres = 1 square mile (sq. mi.) 180 AEITHMETIC UNITS OF TIME Measure of Time 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour... | |
 | Middlesex Alfred Bailey - Arithmetic - 1898 - 220 pages
...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...1 acre (A.). 640 acres = 1 square mile (sq. mi.). 38. Prove that 144 sq. in. = 1 sq. ft. See p. 68. 39. Prove that 9 sq. ft. = 1 sq. yd. See p. 68. 40.... | |
 | James Alexander McLellan, Albert Flintoft Ames - Arithmetic - 1898 - 280 pages
...square inches (sq. in.)= l square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30J sqnare yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) A township is 6 mi. square and contains 36 sq. mi. UNITS OF TIME Measure of Time 60 seconds (sec.)... | |
 | Wilbur Fisk Nichols - Arithmetic - 1898 - 148 pages
...the blanks : square inches (sq. in.) = 1 square foot (sq. ft.) square feet = 1 square yard (sq. yd.) square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 5. How many square inches in 8 sq. ft.? 6. How many square feet in 1728 sq. in.? 7. How many square... | |
 | C. F. R. Bellows - Mental arithmetic - 1898 - 148 pages
...UNITS. 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. 1. How many square feet in 3 sq. yd.? in 5 sq. yd.? in 8 sq. yd. ? in 4 sq. yd. ? in 7 sq. yd. ? 2.... | |
 | Wilbur Fisk Nichols - Arithmetic - 1898 - 146 pages
...feet = 1 square yard (sq. yd.). 30e square yards, or I = i equare rod (sq. rd.). 272J square feet Í 160 square rods = 1 acre (a.). 640 acres = 1 square mile (sq. m.). SOLID OR CUBIC MEASURE. 1728 cubic inches (cu. in. ) = 1 cubic foot (cu. ft.). 27 cubic feet =... | |
| |
