Mathematics for Common Schools: A Manual for Teachers, Including Definitions, Principles, and Rules and Solutions of the More Difficult Problems1896 |
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Σελίδα 77
... volumes , the calculation of heights and distances , etc. No attempt is made to anticipate the work of the high - school by teaching geometry as a science . While the construction problems are brought together into a single INTRODUCTORY 3.
... volumes , the calculation of heights and distances , etc. No attempt is made to anticipate the work of the high - school by teaching geometry as a science . While the construction problems are brought together into a single INTRODUCTORY 3.
Σελίδα 129
... height , 13. Dividing by 9 gives the number of square yards . The operation of finding the cost may be indicated as follows : 10 × 125 × 40 = 25000 27 = $ 9.254 . Ans . $ 9.26 . 9 × 2 × 3 10. ( 20 × 171 ) ÷ 24 gives the number of feet ...
... height , 13. Dividing by 9 gives the number of square yards . The operation of finding the cost may be indicated as follows : 10 × 125 × 40 = 25000 27 = $ 9.254 . Ans . $ 9.26 . 9 × 2 × 3 10. ( 20 × 171 ) ÷ 24 gives the number of feet ...
Σελίδα 195
... height gives the surface of the walls ; of this gives the number of square feet remain- ing after the openings are deducted ; dividing by 1 , gives the num- ber of feet of paper needed ; dividing by 24 , which is the number of feet in a ...
... height gives the surface of the walls ; of this gives the number of square feet remain- ing after the openings are deducted ; dividing by 1 , gives the num- ber of feet of paper needed ; dividing by 24 , which is the number of feet in a ...
Σελίδα 200
... height . The slant height of a regular pyramid is the altitude of one of the equal triangles that constitute its convex surface . 18. One side of base = √144 in . 19. Either calculate the slant height , which is √22 - 12 = √3 ; or ...
... height . The slant height of a regular pyramid is the altitude of one of the equal triangles that constitute its convex surface . 18. One side of base = √144 in . 19. Either calculate the slant height , which is √22 - 12 = √3 ; or ...
Σελίδα 201
... height of the cone and whose arc is equal in length to the circumference of the base of the cone . ( 4 times The circumference of the base of the given cone = 3.1416 ) in . The circumference of the circle of which the sector forms a ...
... height of the cone and whose arc is equal in length to the circumference of the base of the cone . ( 4 times The circumference of the base of the given cone = 3.1416 ) in . The circumference of the circle of which the sector forms a ...
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acres algebraic altitude amount angle Annual interest apothem Arithmetic ascertain base bisecting calculate Cancel cent chord circle circumference commission construct contains convex surface cost days of grace decimal deducting diagonal diameter difference Divide dividend divisor draft draw drawn equal equation factors figure frustum gain given gives greatest common divisor hypotenuse Improper Fraction inches intersecting least common multiple length longitude loss March 17 marked price measure method minuend mixed numbers Multiply number of days number of degrees number of square obtain par value payment percentage perpendicular principal problems Proceeds profits protractor pupils quotient radius rectangle remaining rhombus right-angled triangle rods RULE scholars selling price side slant height solve subtract subtrahend teacher term vertex whole number William Simms yards
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Σελίδα 173 - A corporation is an association of a number of persons legally empowered to transact business as a single individual. The charter specifies the name of the corporation, the amount of capital, the business it is authorized to carry on, the powers and privileges conferred, etc. 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 shareholder is the owner of one or more shares ; a stockbroker is a person engaged in...
Σελίδα xix - 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 viii - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα ii - I. Write the divisor at the left of the dividend, with a line between them.
Σελίδα vi - Multiplying or dividing both terms of a fraction by the same number does not alter the value of the fraction.
Σελίδα 126 - Multiply the sum of the parallel sides by the perpendicular distance between them, and half the product will be the area.
Σελίδα vii - 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 iii - 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.