Watson's Tutor's assistant; or, Complete school arithmetic1845 - 12 σελίδες |
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Σελίδα 4
... . 53 Timber Measure ........ 128 58 .... Mensuration of Surfaces 132 .. .... 60 Mensuration of Solids 147 .... 62 Geometrical Problems 156 .... Interest Discount 70 Miscellaneous Exercises .. 163 81 Appendix 167 ( 21 ) ( 22 ) ( 23 ) (
... . 53 Timber Measure ........ 128 58 .... Mensuration of Surfaces 132 .. .... 60 Mensuration of Solids 147 .... 62 Geometrical Problems 156 .... Interest Discount 70 Miscellaneous Exercises .. 163 81 Appendix 167 ( 21 ) ( 22 ) ( 23 ) (
Σελίδα 131
... beech , & c . half an inch for every foot of the quarter girt is generally deemed a fair allowance ; but for oak , an inch or inch and a half is thought necessary . MENSURATION OF SURFACES . PROBLEM 1. - To find the TIMBER MEASURE . 131.
... beech , & c . half an inch for every foot of the quarter girt is generally deemed a fair allowance ; but for oak , an inch or inch and a half is thought necessary . MENSURATION OF SURFACES . PROBLEM 1. - To find the TIMBER MEASURE . 131.
Σελίδα 132
William Watson (of Beverley.) MENSURATION OF SURFACES . PROBLEM 1. - To find the area of a square , rectangle , parallelo- gram , & c . RULE . - Multiply the length by the breadth , and the product ... SURFACES . 58 Mensuration of Surfaces.
William Watson (of Beverley.) MENSURATION OF SURFACES . PROBLEM 1. - To find the area of a square , rectangle , parallelo- gram , & c . RULE . - Multiply the length by the breadth , and the product ... SURFACES . 58 Mensuration of Surfaces.
Σελίδα 133
... length . The area in perches multiplied by 625 ( square links in a perch ) gives links , Similar areas are to each other , as the square of their like sides . PROBLEM 2. - To find the area of a triangle MENSURATION OF SURFACES . 133.
... length . The area in perches multiplied by 625 ( square links in a perch ) gives links , Similar areas are to each other , as the square of their like sides . PROBLEM 2. - To find the area of a triangle MENSURATION OF SURFACES . 133.
Σελίδα 134
... the natural sine of their included angle . 5. All the angles of every triangle contain 180 ° , which is equal to two right angles , or half a circle . 5. What is the area of a triangular plot of 134 MENSURATION OF SURFACES .
... the natural sine of their included angle . 5. All the angles of every triangle contain 180 ° , which is equal to two right angles , or half a circle . 5. What is the area of a triangular plot of 134 MENSURATION OF SURFACES .
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Συχνά εμφανιζόμενοι όροι και φράσεις
18 inches 20 feet 2qrs 3qrs acres base Bought breadth brokerage bushel chains chord of half circumference common denominator cube root cubic feet cyphers decimal discount ditto Divide dividend division divisor DRY MEASURE equal EXAMPLES farthings feet 6 inches figure Find the area Find the content Find the interest frustum gain per cent gallons given number greater guineas half the arc half-year's height hour hypotenuse improper fraction inches broad inscribed circle length lowest terms MEASURE miles mixed number Moidore Mult Multiply pence penny perpendicular pints pounds PROBLEM quantity quotient radius ratio Reduce remainder Required the area rhombus right angled triangle rood RULE.-Multiply segment selling shillings slant height sliding rule sold solid content square root square yards subtract TROY WEIGHT vulgar fraction whole numbers yards cost yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 97 - To reduce a mixed number to an improper fraction. RULE. Multiply the whole number by the denominator of the fraction, and to the product add the numerator for a new numerator, and place it over the denominator. 1. Reduce 127 T \ to an improper fraction.
Σελίδα 97 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Σελίδα 53 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Σελίδα 7 - Three lines are in harmonical proportion, when the first is to the third, as the difference between the first and second, is to the difference between the second and third ; and the second is called a harmonic mean between the first and third. The expression 'harmonical proportion...
Σελίδα 60 - ... but if the blank fall under the first or second term, the proportion is inverse ; then multiply the third and fourth terms together for a divisor, and the other three for a dividend, and the quotient will be the answer. EXAMPLES.
Σελίδα 14 - FOR ADDITION. I. Write the numbers to be added, under each other ; so that units may stand under units, tens under tens, &c.
Σελίδα 121 - RULE. 1. Separate the given number into periods of three figures each, beginning at the units place.
Σελίδα 22 - Multiply the integer of the quotient by the divisor, and to the product add the remainder, if any ; and the result will equal the dividend, if the work is right.
Σελίδα 155 - From three times the diameter of the sphere, take double the height of the segment ; then multiply the remainder by the square of the height, and...
Σελίδα 96 - To reduce an improper fraction to a whole or mixed number, — RULE : Divide the numerator by the denominator ; the quotient will be the whole or mixed number.