The Common-school Arithmetic: a Practical Treatise on the Science of NumbersH. Cowperthwait & Company, 1858 - 276 σελίδες |
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Σελίδα 28
... DIAMETER . Any portion of the circumference is called an arc . ( e . ) Every circumference of a circle , whether large or small , is supposed to contain 360 equal parts , called DEGREES ; each degree is divided into 60 equal parts ...
... DIAMETER . Any portion of the circumference is called an arc . ( e . ) Every circumference of a circle , whether large or small , is supposed to contain 360 equal parts , called DEGREES ; each degree is divided into 60 equal parts ...
Σελίδα 235
... diameter is 3.1416 times 9 ft . The diameter of a circle 20 ft . in circumference is of 20 ft . 3.1416 ( w . ) The circumferences of circles are to each other as their diameters or radii . ILLUSTRATION . The circumference of a circle 4 ...
... diameter is 3.1416 times 9 ft . The diameter of a circle 20 ft . in circumference is of 20 ft . 3.1416 ( w . ) The circumferences of circles are to each other as their diameters or radii . ILLUSTRATION . The circumference of a circle 4 ...
Σελίδα 236
... diameters or of their radii . ILLUSTRATION . - The area of a circle 6 ft . in diameter is 4 times the area of a circle 3 ft . in diameter , because the square of 6 is 4 times the square of 3. The area of a circle of 5 ft . radius is 25 ...
... diameters or of their radii . ILLUSTRATION . - The area of a circle 6 ft . in diameter is 4 times the area of a circle 3 ft . in diameter , because the square of 6 is 4 times the square of 3. The area of a circle of 5 ft . radius is 25 ...
Σελίδα 237
... diameter ? 25. What is the diameter of a circle 34.5576 ft . in circumference ? 26. What is the diameter of a circle 50 ft . in circumference ? 27. What is the area of a circle 31.416 ft . in circumference ? SUGGESTION . - First find ...
... diameter ? 25. What is the diameter of a circle 34.5576 ft . in circumference ? 26. What is the diameter of a circle 50 ft . in circumference ? 27. What is the area of a circle 31.416 ft . in circumference ? SUGGESTION . - First find ...
Σελίδα 238
... diameter cost at the same rate ? 40. If a pipe 1 inch in diameter will empty a cask in 1 minute , how long will it take a pipe inch in diameter to empty it ? 41. I bought 5 lots of land , each containing 1 acre . The first was in form a ...
... diameter cost at the same rate ? 40. If a pipe 1 inch in diameter will empty a cask in 1 minute , how long will it take a pipe inch in diameter to empty it ? 41. I bought 5 lots of land , each containing 1 acre . The first was in form a ...
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The Common-School Arithmetic: A Practical Treatise on the Science of Numbers ... Dana P. Colburn Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
25 per cent 9 mo added altitude amount apples arithmetical series Avoirdupois barrels bought bushels called Cash Account cents per lb cents per pound common ratio complete quotient compound contain cost cube root cubic decimal fractions denominator diameter discount dividend dollars earn equal flour gain or loss gallons gives greatest common divisor Hence ILLUSTRATION improper fraction inches interest John Ellis July least common multiple Mdse miles minuend molasses months multiply owes paid par value payable payment places prime factors principal quarts quotient Reduce remainder removing the point rods Sept sold SOLUTION square feet square root subtracted subtrahend sugar tens tenths term trial divisor true divisor units VULGAR FRACTIONS weighing wide write
Δημοφιλή αποσπάσματα
Σελίδα 241 - A sphere is a solid, bounded by a curved surface, every part of which is equally distant from a point within, called the centre.
Σελίδα 29 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Σελίδα 32 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score.
Σελίδα 68 - The number to be divided is called the dividend. The number by which we divide is called the divisor.
Σελίδα 30 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Σελίδα 119 - Dividing both numerator and denominator of a fraction by the same number both divides and multiplies the fraction by that number, and, therefore, docs not alter its value.
Σελίδα 27 - An angle less than a right angle is called an acute angle; an angle greater than a right angle and less than two right angles is called an obtuse angle.
Σελίδα 33 - WEIGHTS. 10 milligrammes = 1 centigramme. 10 centigrammes = 1 decigramme. 10 decigrammes = 1 gramme. 10 grammes = 1 decagramme. 10 decagrammes = 1 hectogramme. 10 hectogrammes = 1 kilogramme. 10 kilogrammes = 1 myriagramme.
Σελίδα 159 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 22 - I, stands for one ; V, for five ; X, for ten; L, for fifty ; C, for one hundred ; D, for five hundred ; and M, for one thousand.