The young student's pocket companion, or Arithmetic, geometry, trigonometry, and mensuration. With an appendix |
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Σελίδα xi
... angles , with the con- ftruction of triangles , right and oblique with the variable data according to the feveral cafes ; being the foundation of diagrams in Navigation , & c . In Trigonometry are infcerted proportions or anolo- gies ...
... angles , with the con- ftruction of triangles , right and oblique with the variable data according to the feveral cafes ; being the foundation of diagrams in Navigation , & c . In Trigonometry are infcerted proportions or anolo- gies ...
Σελίδα 111
... angles polygons , ellipfis & c . are to one another in area as the fquares of their like fides directly . A Maltfter has a kiln 16 feet the fide of its fquare , but would have a new one three times as big , required its fide ? Solution ...
... angles polygons , ellipfis & c . are to one another in area as the fquares of their like fides directly . A Maltfter has a kiln 16 feet the fide of its fquare , but would have a new one three times as big , required its fide ? Solution ...
Σελίδα 133
... angle or corner . If the angle made by the meeting of two lines , be lefs than 90 degrees , it is called an acute angle , if just 90 degrees , it is a right angie , if more than 90 degrees , it is called an obtufe angle . Fig . 3 . It ...
... angle or corner . If the angle made by the meeting of two lines , be lefs than 90 degrees , it is called an acute angle , if just 90 degrees , it is a right angie , if more than 90 degrees , it is called an obtufe angle . Fig . 3 . It ...
Σελίδα 134
... angle of any affigned number of degrees , by the help of a scale of chords . Fig . 6 RULE . First draw a line , and with a radius of 60 from the fcale of chords , called a sweep of 60 , and one foot on the angular point ftrike an arch ...
... angle of any affigned number of degrees , by the help of a scale of chords . Fig . 6 RULE . First draw a line , and with a radius of 60 from the fcale of chords , called a sweep of 60 , and one foot on the angular point ftrike an arch ...
Σελίδα 135
... angle propofed be a right angle of 90 degrees , raife a perpendicular at the angular point , and its done ; again if the angle to be made be obtufe , that is more than 90 degrees , you may raise a perpendicular and fet with your ...
... angle propofed be a right angle of 90 degrees , raife a perpendicular at the angular point , and its done ; again if the angle to be made be obtufe , that is more than 90 degrees , you may raise a perpendicular and fet with your ...
Συχνά εμφανιζόμενοι όροι και φράσεις
affigned alfo aliquot amount angle annuity anſwer Arithmetic bafe baſe Bufhels Cafe 3d Cafe 4th Cafe ift Chalders chord coft confift cube cypher decimal denomination diameter Dimenfions diſtance divide Divifion divifor dominical letter eclipfes elipfis Epact equal exchange faid fame farthings fecond feet fegment fhare fhillings fide firft firſt folidity fome fquare fquare root fraction fruftum fubtract fuch furface Gallons given number Guilders half hypothenufe inches intereft laft laſt lefs length logarithm Meaſure Milions Moidores months moon muft Multiply muſt neceffary number of yards obferved oppofite pence perp perpendicular Piece of eight plain pound pound Sterling prefent worth price per yard principal propofed proportion purchaſe quarters query quotient radius rate per cent ratio refpecting remainder repetend RULE Sterling ſtock Tare term thereof Thouſands triangle Trigonometry uſeful Vulgar Fractions weight whofe ΙΟ
Δημοφιλή αποσπάσματα
Σελίδα 120 - To the remainder bring down the first figure in the next period, and call it the dividend. 4. Involve the root to the next inferior power to that which is given, and multiply, it by the number denoting the given power, for a divisor. 5., Find how many times the divisor may be had in the dividend, and the quotient will be another figure of the root.
Σελίδα 115 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Σελίδα 74 - To reduce fractions to a common denominator RULE. Multiply each numerator into all the denominators, except its own, for a new numerator, and all the denominators together for a common denominator. ' EXAMPLES. 1. Reduce 7 and -= to a common denominator.
Σελίδα 120 - ... quotient figure by common division, and annex it to the root ; then involve the whole root into the given power, and call that the subtrahend. 6. Subtract that number from as many points of the given power as...
Σελίδα 15 - TIMI. 60 Seconds .«••.......... — i Minute. 60 Minutes =i Hour. 24 Hours ^ . . =i Day. 7 Days = i Week.
Σελίδα 76 - To reduce a fraction of one denomination to the fraction of another, but less, retaining the sanье value. RULE. Multiply the numerator by the parts contained in the several denominations between it, and that you would reduce it to, for a new numerator, and place it over the given denominator.
Σελίδα 12 - APOTHECARIES' WEIGHT 20 grains i scruple 3 scruples I dram 8 drams i ounce 12 ounces I pound...
Σελίδα 120 - ... from the given number. 3. Bring down the firft figure in the next point to the remainder, and call it the dividend. 4. Involve the root into the next inferior power to that which is given ; multiply it by the given power, and call it the diviibr.
Σελίδα 12 - Apothecaries' pound and ounce, and the pound and ounce Troy, are the same, only differently divided and subdivided.
Σελίδα 187 - The surface of a sphere Is equal to four times the area of one...