A Treatise on Practical Surveying: Which is Demonstrated from Its First Principles : Wherein Every Thing that is Useful and Curious in that Art, is Fully Considered and ExplainedF. Lucas, jun. and Cushing & Jewett, J. Robinson printer, 1822 - 326 páginas |
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Página 15
... difference between the number of decimals in the dividend and divisor , must be cut off in the quotient . EXAMPLES . Divide .144 by .12 .12 ) .144 ( 1.2 24 Divide 63.72413456922 by 2718 2718 ) 63.72413456922 ( .02344522979 9364 DECIMAL ...
... difference between the number of decimals in the dividend and divisor , must be cut off in the quotient . EXAMPLES . Divide .144 by .12 .12 ) .144 ( 1.2 24 Divide 63.72413456922 by 2718 2718 ) 63.72413456922 ( .02344522979 9364 DECIMAL ...
Página 17
... difference which is 6 figures , to be cut off in the quotient . Divide 87446071 by .004387 . Answer 199.33 Divide .624672 by 482 . Answer .001296 . Divide 66.993548 by 27.4 . Answer 2.44502 . PROB . I. To reduce a Vulgar Fraction to a 3 ...
... difference which is 6 figures , to be cut off in the quotient . Divide 87446071 by .004387 . Answer 199.33 Divide .624672 by 482 . Answer .001296 . Divide 66.993548 by 27.4 . Answer 2.44502 . PROB . I. To reduce a Vulgar Fraction to a 3 ...
Página 46
... difference of the squares of the hypothenuse and given leg , will be the required leg . THEOREM XV . In all the circles the chord of 60 degrees is al- ways equal in length to the radius . Thus in the circle AEBD , if the arc AEB be an ...
... difference of the squares of the hypothenuse and given leg , will be the required leg . THEOREM XV . In all the circles the chord of 60 degrees is al- ways equal in length to the radius . Thus in the circle AEBD , if the arc AEB be an ...
Página 74
... difference 1 ; these latter numbers will be the logarithms of the former . Numbers . Logarithms . 1 0.00000 10 1.00000 100 2.00000 1000 3.00000 10000 4.00000 If several geometrical means be taken , and the like number of arithmetical ...
... difference 1 ; these latter numbers will be the logarithms of the former . Numbers . Logarithms . 1 0.00000 10 1.00000 100 2.00000 1000 3.00000 10000 4.00000 If several geometrical means be taken , and the like number of arithmetical ...
Página 75
... difference . 3. Multiply that difference by the remaining fi- gures of the given number ; and from the product cut off as many figures as remain in the given number , or as the given number is more than four ( counting from the right to ...
... difference . 3. Multiply that difference by the remaining fi- gures of the given number ; and from the product cut off as many figures as remain in the given number , or as the given number is more than four ( counting from the right to ...
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A Treatise of Practical Surveying: Which is Demonstrated From Its First ... Robert Gibson Sin vista previa disponible - 2021 |
Términos y frases comunes
20 perches ABCD acres altitude Answer base bearing blank line centre chains and links chord circle circumferentor Co-secant co-sine Co-tang column compass contained cyphers decimal decimal fraction difference Dist divided divisor draw east edge EXAMPLE feet field-book figures four-pole chains given angle half the sum height Hence hypothenuse inches instrument latitude length logarithm measure meridian distance multiplied needle number of degrees object off-sets opposite parallel parallelogram perpendicular piece of ground plane polygon Portmarnock PROB proportion protractor quotient radius right angles right line scale of equal SCHOLIUM secant second station sect semicircle side sights sine square root stationary distance stationary line sun's suppose survey taken tang tangent thence theo theodolite THEOREM thro triangle ABC trigonometry true amplitude true azimuth two-pole chains vane variation whence