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 Joseph Cushing, 1816 - 472 σελίδες |
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Σελίδα 24
... given to find its root , observe if the number of figures or places in the given square be odd or even , if they be odd , 24 DECIMAL FRACTIONS .
... given to find its root , observe if the number of figures or places in the given square be odd or even , if they be odd , 24 DECIMAL FRACTIONS .
Σελίδα 25
... given square are exhausted . * If there be any decimals in the given square , their number must be even , or made so , before we begin to find the root , by adding a cypher to the right hand ; and for every two places of decimals in the ...
... given square are exhausted . * If there be any decimals in the given square , their number must be even , or made so , before we begin to find the root , by adding a cypher to the right hand ; and for every two places of decimals in the ...
Σελίδα 28
... given square , whose root was required . What is the square root of 16007.3104 ? Answer 126.52 . What is the square root of 348.17320836 ? Answer 18.6594 . What is the square root of 12345678987654321 ? Answer 111111111 .. The ...
... given square , whose root was required . What is the square root of 16007.3104 ? Answer 126.52 . What is the square root of 348.17320836 ? Answer 18.6594 . What is the square root of 12345678987654321 ? Answer 111111111 .. The ...
Σελίδα 35
... given , be granted as possible : that it is possibly for one right line to be perpendicular to an- other , at a given point or distance ; and that every mag- nitude has its half , third , fourth , & c . part . Note . Though these ...
... given , be granted as possible : that it is possibly for one right line to be perpendicular to an- other , at a given point or distance ; and that every mag- nitude has its half , third , fourth , & c . part . Note . Though these ...
Σελίδα 42
... given angle will be equal to the sum of the other two ; or 180 - the sum of two given angles , gives the other one . Cor . 2. In every right - angled triangle , the two acute angles are 90 degrees , or to one right - angle : therefore ...
... given angle will be equal to the sum of the other two ; or 180 - the sum of two given angles , gives the other one . Cor . 2. In every right - angled triangle , the two acute angles are 90 degrees , or to one right - angle : therefore ...
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A Treatise of Practical Surveying: Which is Demonstrated From Its First ... Robert Gibson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2021 |
Συχνά εμφανιζόμενοι όροι και φράσεις
20 perches 50 Dist ABCD acres altitude annexed Answer base bearing bisect blank line centre chains and links chord circle circumferentor Co-secant Secant Co-sine Co-tang column contained cyphers decimal decimal fraction Dep Lat difference 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 magnetical measure meridian distance multiplied needle number of degrees object off-sets parallel parallelogram perpendicular piece of ground plane Portmarnock PROB proportion protractor quotient radius right angles right line scale of equal SCHOLIUM sect semicircle side sights sine square root stationary distance sun's suppose survey taken tance Tang tangent thence theo theodolite THEOREM thro trapezium triangle ABC trigonometry true amplitude true azimuth two-pole chains vane variation whence