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" 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. "
The Complete Arithmetic, Oral and Written, on the Basis of Works - Σελίδα 116
των Henry Bartlett Maglathlin - 1882 - 368 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

Unitary Arithmetic: Embodying the First Book of Arithmetic of the Irish ...

Alexander Kennedy Isbister - 1882 - 190 σελίδες
...ell 6 quarters of a yard. BQ ПЛИЕ, OB LAND MEASURE. marked 144 square inches = 1 square foot sy. ft. 9 square feet = 1 square yard sq. yd. 30} square yards = 1 square perch, E. sq. per. E. 49 square yards = 1 square perch, I. sq. per. I. 40 square perches...

A Brief Course in Arithmetic: Oral and Written

Henry Bartlett Maglathlin - 1882 - 212 σελίδες
...Measures arc those used in measuring surfaces. I Square Inch. 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 rods " 1 acre, A. 219. ORAL EXERCISES. 1. How long...

A Graded Spelling-book, Being a Complete Course in Spelling for Primary and ...

Henry Francis Harrington - 1880 - 208 σελίδες
...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...

A Practical Arithmetic

George Albert Wentworth, Thomas Hill - 1882 - 376 σελίδες
...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...

A Practical Arithmetic

George Albert Wentworth, Thomas Hill - 1883 - 378 σελίδες
...miles per hour ? (One hour = 3600 seconds.) nnn MEASURES OP SURFACE. 144 square inches (sq. in.) = 1 square foot (sq. ft.) . 9 square feet = 1 square yard (sq. yd.). 30} square yards, or") , . . . . n-rni tjr = 1 square rod (sq. rd.). 272J square feet J * \ i / 160 square rods, or) , . ....

Fish's Arithmetic Number One: Oral and Written ...

Daniel W. Fish - 1883 - 180 σελίδες
...measure is used in measuring surfaces. TABLE. 144 Square Inches (sq. in.) = 1 Square Foot, . . gg. ft. 9 Square Feet = 1 Square Yard, . . sq. yd. 30} Square Yards = 1 Sq. Rjd or Perch, sq. rd.; P. 160 Square Rods = 1 Acre A. 640 Acres = 1 Square Mile, . . sq. mi....

The Pilot Arithmetics, Τόμος 3

1924 - 368 σελίδες
...rods = 1 mile (mi.) 1 mile = 1,760 yd. = 5,280 ft. MEASURES OF SURFACE 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.) 1 acre =...

The Pilot Arithmetics, Τόμος 2

1923 - 364 σελίδες
...area of one of your blackboards. 11. Find the area of your schoolroom. 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30 j square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq....

The Alexander-Sarratt Arithmetics, Τόμος 3

Thomas Alexander, Charles Madison Sarratt - 1924 - 462 σελίδες
...(rd.) 320 rods, or 5280 feet = 1 mile (mi.) TABLE OF 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.) MEASURE...

Junior High School Mathematics: First [-third] Course, Τόμος 1

William Ledley Vosburgh, Frederick William Gentleman, Jasper Ole Hassler - 1924 - 244 σελίδες
...mile (mi.). 6 feet = 1 fathom. 1.151 miles = 1 knot. 2. SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq. yd.). 30 j square yards = 1 square rod (sq. rd.). 160 square rods = 1 acre (A.). 640 acres = 1 square mile....




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