| Joseph Ray - 1879 - 200 σελίδες
...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. mi. MENTAL... | |
| Malcolm MacVicar - 1880 - 268 σελίδες
...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... | |
| Adolf Sonnenschein - 1880 - 496 σελίδες
...... =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) =... | |
| Henry Bartlett Maglathlin - 1881 - 200 σελίδες
...angles. 136. Square Measures are those 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, sq. rd. 160 square roda " 1 acre, A. 12. How many square inches in 1 square foot ? 13. How many square feet... | |
| George Albert Wentworth, Thomas Hill - 1881 - 446 σελίδες
...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... | |
| 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 is a square foot ? Draw one on the board.... | |
| George Albert Wentworth, Thomas Hill - 1882 - 376 σελίδες
...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 - 1880 - 208 σελίδες
...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... | |
| Silas Sadler Packard, Byron Horton - 1882 - 324 σελίδες
...surfaces. SURVEYORS' SQUARE MEASURE. TABLE. 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 Rods = 1 Acre ...... A. NOTE. — 1 Rood = 40 sq, rds. — } A. The rood has practically... | |
| George Payn Quackenbos - 1882 - 254 σελίδες
...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... | |
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