Advanced ArithmeticGinn, 1905 - 312 σελίδες |
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Σελίδα 49
... ANGLE MEASURE 60 seconds ( 60 " ) = 1 minute ( 1 ' ) . 60 minutes = 360 degrees 1 degree ( 1 ° ) . = 1 circumference . In measuring angles 360 ° 4 right angles . = ORAL EXERCISE 1. Express 640 rd . as miles . TABLES 49.
... ANGLE MEASURE 60 seconds ( 60 " ) = 1 minute ( 1 ' ) . 60 minutes = 360 degrees 1 degree ( 1 ° ) . = 1 circumference . In measuring angles 360 ° 4 right angles . = ORAL EXERCISE 1. Express 640 rd . as miles . TABLES 49.
Σελίδα 121
... circumference of 182.73 in . What is the circumference of a circle whose radius is to that of the first as 1.7 : 2.91 ? 12. A certain water pipe has a diameter of 1.91 inches . What is the diameter of a pipe whose circumference is to ...
... circumference of 182.73 in . What is the circumference of a circle whose radius is to that of the first as 1.7 : 2.91 ? 12. A certain water pipe has a diameter of 1.91 inches . What is the diameter of a pipe whose circumference is to ...
Σελίδα 225
... circumference is 34 times the diameter , how much longer will the tire be when thus heated ? 6. In a certain blast furnace the casting machine turns out 20 pigs per minute , averaging in weight 110 lb. each . If this machine runs at ...
... circumference is 34 times the diameter , how much longer will the tire be when thus heated ? 6. In a certain blast furnace the casting machine turns out 20 pigs per minute , averaging in weight 110 lb. each . If this machine runs at ...
Σελίδα 247
... 97,336,000 . 23. 0.114791256 . 6. 91,125 . 9. 140,608 . 12. 4,330,747 . 15. 2,628,072 . 18. 50,653,000 . 21. 99,252.847 . 24. 34,645,976 . MENSURATION 266. Ratio of circumference to diameter . By measuring CUBE ROOT 247.
... 97,336,000 . 23. 0.114791256 . 6. 91,125 . 9. 140,608 . 12. 4,330,747 . 15. 2,628,072 . 18. 50,653,000 . 21. 99,252.847 . 24. 34,645,976 . MENSURATION 266. Ratio of circumference to diameter . By measuring CUBE ROOT 247.
Σελίδα 248
... circumference by its diameter , and taking the average of the results , the circumference . will be found to be about 34 times the diameter . The 267. Value of π . It is proved in Geometry that this ratio of circumference to diameter is ...
... circumference by its diameter , and taking the average of the results , the circumference . will be found to be about 34 times the diameter . The 267. Value of π . It is proved in Geometry that this ratio of circumference to diameter is ...
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90 days acid phosphate acres altitude amount average bank base bond bought bushel butter fat buys cent Chicago circumference common fraction contains cube root cubic feet cubic foot cubic yard dealer decimal dekameter denominator deposits diameter discount divide dividends divisor dollars draft equals Express Find the areas Find the interest Find the value gain gross hour hypotenuse Illustrative problem inches income long tons longitude meter miles mills multiply muriate of potash myriameter nitrate of soda number is called ORAL EXERCISE paid perimeter pounds premium prime meridian quart radius ratio sells shares short method slant height sold square feet square root subtract tons triangle volume week weight wide worth WRITTEN EXERCISE Find York
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Σελίδα 281 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 280 - Cubic Measure 1728 cubic inches (cu. in.) =1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 280 - 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.) In measuring roofing, 100 sq. ft. are called a square. TABLE OF CUBIC MEASURE 1728 cubic inches (cu.
Σελίδα 47 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 280 - Length 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5| yards, or 16| feet = 1 rod (rd.) 320 rods, or 5280 feet = 1 mile (mi.) Square Measure 144 square inches (sq.
Σελίδα 281 - TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 233 - The square of the sum of two quantities is equal to the square of the first, plus twice the product of the first multiplied by the second, plus the square of the second.
Σελίδα 288 - The first and last terms of a proportion are called the extremes ; the second and third terms are called the means. In the proportion | = ££, we see that 7 x 15 = 3 x 35.
Σελίδα 288 - Dividends. The shares of the earnings divided at intervals among the stockholders of a corporation are called dividends, a stockholder being said to receive a dividend. Division. The operation by which, given the product of two numbers and one of them, the other is found, is called division. Divisor. The number by which the dividend is divided is called the divisor. Draft. A check drawn by one bank on another, or by one individual on another, is called a draft. Drawee. A person to whose order a draft...
Σελίδα 49 - Time 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr . ) 24 hours = 1 day (da.) 7 days = 1 week (wk...