A New and Complete System of Arithmetic: Intended for the Use of Schools and AcademiesE.F. Backus, 1813 - 144 σελίδες |
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Σελίδα 131
... base by the whole perpendicular ; or the whole base by half the perpendicular ; or multiply the whole base and whole perpendicular together , and take half that pro- duct for the content . Either of these three ways will do . The ...
... base by the whole perpendicular ; or the whole base by half the perpendicular ; or multiply the whole base and whole perpendicular together , and take half that pro- duct for the content . Either of these three ways will do . The ...
Σελίδα 132
... base AC , and the perpendicular is the height of the triangle . The base A C , being 30 rods , - and the perpendicular B D 17 rods . B A D Half of the base Perpendicular 15 Or , whole base 30 17 Perpendic . 8,5 105 150 15 Rods in an ...
... base AC , and the perpendicular is the height of the triangle . The base A C , being 30 rods , - and the perpendicular B D 17 rods . B A D Half of the base Perpendicular 15 Or , whole base 30 17 Perpendic . 8,5 105 150 15 Rods in an ...
Σελίδα 133
... base BE 28 rods , and the per- pendicular Fd 13 rods ; in the triangle EBD , the base B E 28 rods , and the perpendicular Dc 16 ; in the triangle DC B , the base D C 22 rods , and the per- pendicular B b 12 rods . See the work . 13,25 A ...
... base BE 28 rods , and the per- pendicular Fd 13 rods ; in the triangle EBD , the base B E 28 rods , and the perpendicular Dc 16 ; in the triangle DC B , the base D C 22 rods , and the per- pendicular B b 12 rods . See the work . 13,25 A ...
Σελίδα 136
... Base , B G 50 BC E. Base , B E 36,75 Half perp . E i 5,75 Half perp . Ch 6 220,50 250 350 250 287,50 137 CD E. Base C D 24 Half perp . 136 ARITHMETIC . B ...
... Base , B G 50 BC E. Base , B E 36,75 Half perp . E i 5,75 Half perp . Ch 6 220,50 250 350 250 287,50 137 CD E. Base C D 24 Half perp . 136 ARITHMETIC . B ...
Σελίδα 137
... base . RULE . To double the number of acres , annex five cyphers , and di- vide by the base , the quotient will be the length of the perpen- dicular required . It is required to lay out 100 acres in form of a triangle upon a given base ...
... base . RULE . To double the number of acres , annex five cyphers , and di- vide by the base , the quotient will be the length of the perpen- dicular required . It is required to lay out 100 acres in form of a triangle upon a given base ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
2pks amount angles annex answer arch biquadrate root breadth bushel chains circle circumference cloth cost comma compasses compound compound interest containing cord corn cube root currency cyphers decimal diameter dimes discount dividend division divisor dollars drams draw a line equal EXAMPLES Fairfield Academy farthings Federal Money feet long find the content Frustrum gain given line given number half hand figures interest left hand line of chords man's share measure miles months multiplicand Multiply the length neat weight parallelogram perpendicular place of units pounds principal proper quantity proportion protractor quotient Reduce remainder rhombus right hand rods Rule of Three set one foot side solid feet square root stick of timber subtract sugar tare tenths term third triangle TROY WEIGHT Vulgar Fraction whole numbers wine gallons yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 104 - RULE. 1 . Separate the given number into periods of three figures each, by putting a point over the unit figure and every third figure bejond the place of units.
Σελίδα 122 - The circumference of every circle is supposed to be divided into 360 equal parts called degrees, and each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds, and these into thirds, fourths, &c.
Σελίδα 100 - Double the figures already found in the root for a new divisor, (or, bring down your last divisor for a new one, doubling the right hand figure of it,) and from these find the next figure in the root, as last directed, and continue the operation in the same manner, till you have brought down all the periods.
Σελίδα 95 - ALLIGATION is the method of mixing two or more simples of different qualities, so that the composition may be of a mean or middle quality. It is of two kinds, MEDIAL and ALTERNATE. . • ALLIGATION MEDIAL. ALLIGATION MEDIAL is when the quantities and prices of several things are given, to find the mean price of the mixture compounded of those things.
Σελίδα 118 - Take the length of the keel within board (so much as she treads on the ground) and the breadth within board by the midship beam, from plank to plank, and half the breadth for the depth, then multiply the length by the breadth, and that product by the depth, and divide the whole by 94; the quotient will give the true contents of the tonnage.
Σελίδα 97 - ... stock to his share of the gain or loss. PROOF. Add all the shares...
Σελίδα 24 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 2 - BBOWN, of the said district, hath deposited in this office the title of a book, the right whereof he claims as author, in the words following, to wit : " Sertorius : or, the Roman Patriot.
Σελίδα 2 - In conformity to the act of Congress of the United States, entitled, " An act for the encouragement of learning, by securing the copies of maps, charts and books, to the authors and proprietors of such copies, during the times therein mentioned ;
Σελίδα 92 - 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.