The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtEvert Duyckinck, 1814 - 508 σελίδες |
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Σελίδα 5
... rule of addition ; then , beginning at the right hand , sub- tract as in whole numbers , and place the decimal point in the difference exactly under the other two points . EXAMPLES . From 38.765 take 25.3741 25.3741 Difference = 13.3909 ...
... rule of addition ; then , beginning at the right hand , sub- tract as in whole numbers , and place the decimal point in the difference exactly under the other two points . EXAMPLES . From 38.765 take 25.3741 25.3741 Difference = 13.3909 ...
Σελίδα 10
... rule , four ciphers are an- nexed to the dividend , which in this condition , is yet less than the divisor . A cipher must then be put in the quotient , in the place of integers , and other ciphers annexed to the dividend ; and the ...
... rule , four ciphers are an- nexed to the dividend , which in this condition , is yet less than the divisor . A cipher must then be put in the quotient , in the place of integers , and other ciphers annexed to the dividend ; and the ...
Σελίδα 11
... RULE II , To reduce Quantities of the same , or of different Denominations to Decimal Fractions of higher denominations . If the given quantity consist of one denomina- tion only , write it as the numerator of a vulgar fraction ; then ...
... RULE II , To reduce Quantities of the same , or of different Denominations to Decimal Fractions of higher denominations . If the given quantity consist of one denomina- tion only , write it as the numerator of a vulgar fraction ; then ...
Σελίδα 13
... RULE III . To find the value of Decimal Fractions in terms of the lower denominations . Multiply the given decimal by the number of the next lower denomination , which makes an integer of the present , and point off as many pla- ces at ...
... RULE III . To find the value of Decimal Fractions in terms of the lower denominations . Multiply the given decimal by the number of the next lower denomination , which makes an integer of the present , and point off as many pla- ces at ...
Σελίδα 18
... RULE For extracting the Square Root . Separate the given number into periods of two figures , by putting a point over the place of units , another over the place of hundreds , and so on , over every second figure , both toward the left ...
... RULE For extracting the Square Root . Separate the given number into periods of two figures , by putting a point over the place of units , another over the place of hundreds , and so on , over every second figure , both toward the left ...
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acres altitude Answer arch base bearing blank line centre chains and links circle circle of latitude circumferentor Co-sec Co-tang column compasses contained decimal Dep Lat Dep difference Dist divided divisions draw east Ecliptic edge EXAMPLE feet field-book figures fore four-pole chains geometrical series given number half the sum Horizon glass hypothenuse inches instrument Lat Dep Lat latitude length logarithm measure meridian distance multiplied Natural Co-sines natural sine Nonius number of degrees object observed off-sets opposite parallelogram perches perpendicular plane pole pole star PROB proportion protractor Quadrant quotient radius right angles right line scale of equal SCHOLIUM screw Secant sect semicircle Sextant side sights square root station stationary distance subtracted survey taken Tang tangent theo theodolite trapezium triangle ABC trigonometry vane versed sine vulgar fraction