 | 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.... | |
 | John Williston Cook, Nebraska Cropsey - Arithmetic - 1899 - 332 pages
...etc. The denominations are square inches, square feet, square yards, square rods, and square miles. 144 square inches (sq. in.) = 1 square foot (sq.ft.)....square rods = 1 acre (A.). 640 acres = 1 square mile (sq. mi.). 13. A surface has two dimensions, length and breadth. A plane surface which has four square... | |
 | James Morgan Rawlins - Arithmetic - 1899 - 300 pages
...equal angles are called right angles. Table. 144 Square Inches (sq. in.) = 1 Square Foot (sq. ft.). 9 Square Feet = 1 Square Yard (sq. yd.). 30J Square...Square Rods = 1 Acre (A.). 640 Acres = 1 Square Mile (sq. mi.). ORAL EXERCISES. 1. How many square inches in : 1. 2 sq. ft. ? 3 sq. ft. ? 5 sq. ft. ? 10... | |
 | James Alexander McLellan, Albert Flintoft Ames - Arithmetic - 1899 - 160 pages
...SURFACE OR SQUARE MEASURE SURFACE OR SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30J square...square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) UNITS OF VOLUME CUBIC OR VOLUME MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.)... | |
 | James Morgan Rawlins - Arithmetic - 1899 - 302 pages
...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.). ORAL EXERCISES. 1. How many square inches in : 1. 2 sq. ft. ? 3 sq. ft. ? 5 sq. ft. ? 10... | |
 | James Morgan Rawlins - Mental arithmetic - 1899 - 196 pages
...144 Square Inches (sq. in.) = 1 Square Foot (sq. ft.). 9 Square Feet = 1 Square Yard (sq. yd.). Щ Square Yards = 1 Square Rod (sq. rd.). 160 Square Rods = 1 Acre (A.). 640 Acres = 1 Square Mile (sq. mi.). The name Rectangle applies to the square and to all other figures with four Rectangle. 8Íde8... | |
 | International Correspondence Schools - Civil engineering - 1899 - 722 pages
...9 square feet = 1 square yard sq. yd. 80J- square yards — 1 square rod sq.rd. 160 square rods = I acre A. 640 acres = 1 square mile .... sq.mi. sq.mi. A. sq.rd. sq.yd. sq.ft. sq.in. 1 = 640 = 102,400 = 8,097,600 = 27,878,400 = 4,014,489,600 SURVEYOR'S SQUARE MEASURE. TABLE 6. 626 square links = 1 square... | |
 | James Morgan Rawlins - Mental arithmetic - 1899 - 196 pages
...= 1 Square Foot (sq. ft.). 9 Square Feet = 1 Square Yard (sq. yd.). 30J Square Yards = 1 Square Hod (sq. rd.). 160 Square Rods = 1 Acre (A.). 640 Acres = 1 Square Mile (sq. mi.). The name Rectangle applies to the square and to all other figures with four Kectangle. sides... | |
 | John Williston Cook, Nebraska Cropsey - Arithmetic - 1899 - 330 pages
...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.). 13. A surface has two dimensions, length and breadth. A plane surface which has four square corners... | |
| |
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. 
