A Manual for Teachers: Including Definitions, Principles, and Rules and Solutions of the More Difficult ProblemsD.C. Heath, 1895 - 352 σελίδες |
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Σελίδα 142
... circumference = Cancel . 18 ft . x 3.1416 . Divide by 360 . 10. The difference is 20 ° , and the distance will be about one- half that found in 8 . The teacher should remember that the shortest distance between these two places is not ...
... circumference = Cancel . 18 ft . x 3.1416 . Divide by 360 . 10. The difference is 20 ° , and the distance will be about one- half that found in 8 . The teacher should remember that the shortest distance between these two places is not ...
Σελίδα 154
... circumference of the wheel = distance traveled == in 1 revolution = 1 mi . 94 rd . 2 yd . 1 ft . ÷ 526 = 6838 ft . ÷ 526 13 ft . = 4 yd . 1 ft . 6. The weight in pounds = 1000 × 9 × 9 × 63 . 16 8. Rate of income received on 6 % bonds ...
... circumference of the wheel = distance traveled == in 1 revolution = 1 mi . 94 rd . 2 yd . 1 ft . ÷ 526 = 6838 ft . ÷ 526 13 ft . = 4 yd . 1 ft . 6. The weight in pounds = 1000 × 9 × 9 × 63 . 16 8. Rate of income received on 6 % bonds ...
Σελίδα 182
... circumference . Place a point marked on the circumference of a spool , or something similar , on a given point on the surface of a sheet of paper . Roll the spool until the point on the circum- ference again touches the surface of the ...
... circumference . Place a point marked on the circumference of a spool , or something similar , on a given point on the surface of a sheet of paper . Roll the spool until the point on the circum- ference again touches the surface of the ...
Σελίδα 191
... circumference of a wheel , 26 in . in diameter , measures nearly 24 yd . Nine revolutions of the wheel should indicate a trifle over 20 yd . on the cyclometer ; 8 revolutions should indicate a trifle over mile , 17.6 yd . = 3. The ...
... circumference of a wheel , 26 in . in diameter , measures nearly 24 yd . Nine revolutions of the wheel should indicate a trifle over 20 yd . on the cyclometer ; 8 revolutions should indicate a trifle over mile , 17.6 yd . = 3. The ...
Σελίδα 194
... circumference ; then , from 4 , x2 12.5664 198.95 ; x2 Ans . 50 rd . - 198.95 × 12.5664 == 2500.08528 ; = area = X = 50.008 . 8. The square of the diagonal , 2 , twice the square of a x2 2 ' side . The square of a side is , therefore ...
... circumference ; then , from 4 , x2 12.5664 198.95 ; x2 Ans . 50 rd . - 198.95 × 12.5664 == 2500.08528 ; = area = X = 50.008 . 8. The square of the diagonal , 2 , twice the square of a x2 2 ' side . The square of a side is , therefore ...
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12 rods acres algebraic altitude amount angle answer apothem Arithmetic ascertain base bisecting bushels Cancel cents chord ciphers circle circumference common fraction construct contains cost days of grace denominate numbers diameter difference discount dividend dividing division divisor draft draw drills employed equal equation examples exercises factors feet frustum gain give given greatest common divisor hypotenuse improper fraction inches least common multiple length March 17 measure method miles minuend mixed numbers multiplicand multiplying necessary number of degrees number of square obtain par value payment perpendicular pounds principal problems protractor pupils quarts quotient figure radius rectangle reduce remainder result rhombus right-angled triangle rods RULE scholars selling price side slant height solve subtraction subtrahend teacher whole number write written yards
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Σελίδα ii - Multiplying or dividing both terms of a fraction by the same number does not alter the value of the fraction.
Σελίδα 20 - I. Write the divisor at the left of the dividend, with a line between them.
Σελίδα xv - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Σελίδα 173 - The stock is the money invested in the business of the corporation ; a share is one of the equal parts into which the stock is divided ; a...
Σελίδα xiii - THE UNITED STATES RULE. Find the amount of the principal to the time when the payment, or sum of the payments, equals or exceeds the interest. From this amount deduct the payment or sum of the payments.
Σελίδα iv - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα xvi - In any proportion the product of the means is equal to the product of the extremes.
Σελίδα iii - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Σελίδα 126 - Multiply the sum of the parallel sides by the perpendicular distance between them, and half the product will be the area.
Σελίδα 21 - RULE. Divide the given number by any prime factor ; divide the quotient in the same manner, and so continue the division until the quotient is a prime number.