Mathematics for Common Schools: Higher arithmeticD.C. Heath, 1893 |
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Página 467
... east to the south - west corner . What part of an acre does each piece contain ? Indicate operations . Cancel . 4. How many yards of fence will be needed to enclose a rectangular field , 80 rods long , containing 25 acres ? 5. Make a ...
... east to the south - west corner . What part of an acre does each piece contain ? Indicate operations . Cancel . 4. How many yards of fence will be needed to enclose a rectangular field , 80 rods long , containing 25 acres ? 5. Make a ...
Página 468
... east and west . How many square feet of land had he originally ? How many square feet has he left for building purposes ? ( Make diagram . ) 14. What will it cost him , at 60 per square yard , to make the above streets ? 15. If the ...
... east and west . How many square feet of land had he originally ? How many square feet has he left for building purposes ? ( Make diagram . ) 14. What will it cost him , at 60 per square yard , to make the above streets ? 15. If the ...
Página 578
... east of Christiania is St. Petersburg , both situated on this parallel , the former being 10 ° east of Greenwich , and the latter 30 ° east ? 11. How many miles north of the equator is a place in lati- tude 46 ° 22 ' 30 " ? Take 691 ...
... east of Christiania is St. Petersburg , both situated on this parallel , the former being 10 ° east of Greenwich , and the latter 30 ° east ? 11. How many miles north of the equator is a place in lati- tude 46 ° 22 ' 30 " ? Take 691 ...
Página 580
... east of Philadelphia . When it is 1 o'clock at Philadelphia , what is the time at London ? 4. When it is 2 P.M. at London , what is the time at Phila- delphia ? 5. When it is noon at a city 25 degrees 580 ARITHMETIC . LONGITUDE AND TIME.
... east of Philadelphia . When it is 1 o'clock at Philadelphia , what is the time at London ? 4. When it is 2 P.M. at London , what is the time at Phila- delphia ? 5. When it is noon at a city 25 degrees 580 ARITHMETIC . LONGITUDE AND TIME.
Página 581
... east longitude ? 8. When it is 3 P.M. at St. Petersburg , what is the time at Philadelphia ? 9. Washington is in 77 ° west longitude , and uses " standard time , " that is , the time of 75 ° west longitude . What is the difference ...
... east longitude ? 8. When it is 3 P.M. at St. Petersburg , what is the time at Philadelphia ? 9. Washington is in 77 ° west longitude , and uses " standard time , " that is , the time of 75 ° west longitude . What is the difference ...
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Términos y frases comunes
30 days acres altitude angle avoirdupois bank barrel base bill bought bushels carpet circle circumference compound interest cone containing convex surface cube cubic cubic foot decimal diameter discount Divide divisor dollars Draw entire surface equal equilateral triangle Examination Questions feet long feet wide fence Find the amount Find the area Find the cost Find the interest Find the value flour fraction frustum gallons Greatest Common Divisor horses hypotenuse inches wide isosceles triangle June 20 length longitude meters miles months Multiply Oral Problems ounces paid par value payment perpendicular piece pounds principal prism Public Schools pyramid quotient radius ratio receive remainder rhombus right-angled triangle rods second number selling price slant height Slate Exercises Slate Problems sold sphere square pyramid square root square yards subtract troy weight worth
Pasajes populares
Página 803 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Página 798 - V9 x 25 sq. ft. = 15 sq. ft. NOTE. — The mean proportional between two numbers is equal to the square root of their product. 13. Find the volume of the frustum of a square pyramid, its upper base containing 64 square inches, and its lower base 196 square inches, its altitude being 18 inches. 1294. Note that the mean proportional between 64 and 196 is 8 x 14, or 112. Since each is multiplied by one-third of the altitude, the operation is shortened by adding together the three areas, 64, 196, and...
Página 720 - MEASURE. 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 Hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) 1 meter = 39.37 inches.
Página 789 - Prisms may be either right or oblique. The convex surface of a right prism consists of rectangles. Fig. 1 is a right prism; Fig. 2 is an oblique prism. NOTE. — When a prism is spoken of, a right prism is meant unless the word oblique is used. The altitude of a prism is the perpendicular distance between the bases. AD, BF, or CE is the altitude in Fig.
Página 532 - ... 14 ft. high, deducting for two doors, each 8 ft. by 4 ft., and for three windows, each 7 ft. by 3 ft.
Página 648 - If a horse dealer buys a span of horses at 10 per cent less than their value, and sells them at 10 per cent more than their value, what per cent does he make ? 10.
Página 803 - TROY WEIGHT. 24 grains (gr.) 1 pennyweight (pwt.) 20 pennyweights, 1 ounce (oz.) 12 ounces ... 1 pound (Ib.) Troy weight is used in weighing gold, silver, precious stones, etc. APOTHECARIES