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 13
... divided into any assigned number of equal parts , this number is called the denominator ; and if we chuse to take any number of such parts less than the whole , this is called the numerator of a fraction , The numerator in the vulgar ...
... divided into any assigned number of equal parts , this number is called the denominator ; and if we chuse to take any number of such parts less than the whole , this is called the numerator of a fraction , The numerator in the vulgar ...
Σελίδα 19
... divided as in whole numbers , annexing cy- phers to the dividend if they be wanted ; the decimal places in the divisor and quotient must be equal to those in the dividend , and the defect supplied by pre- fixing cyphers to the quotient ...
... divided as in whole numbers , annexing cy- phers to the dividend if they be wanted ; the decimal places in the divisor and quotient must be equal to those in the dividend , and the defect supplied by pre- fixing cyphers to the quotient ...
Σελίδα 22
... divided by 4 , the quotient will be the an- swer . Reduce to a decimal fraction . 5 ) 2.0.4 Answer . Reduce to a decimal fraction . 25 ) 12.00 ( 48 Answer . 200 25 Reduce to a decimal fraction , Answer .1146789 . PROB . II . To find the ...
... divided by 4 , the quotient will be the an- swer . Reduce to a decimal fraction . 5 ) 2.0.4 Answer . Reduce to a decimal fraction . 25 ) 12.00 ( 48 Answer . 200 25 Reduce to a decimal fraction , Answer .1146789 . PROB . II . To find the ...
Σελίδα 43
... divided into two trian- gles a c d , dc b , by making the angle a c d d c b ( by postulate 4. ) then because a c = b c , and c d common ( by the last ) the triangle a d c = d c b ; and therefore the angle a = b . Q. E. D. Cor . Hence if ...
... divided into two trian- gles a c d , dc b , by making the angle a c d d c b ( by postulate 4. ) then because a c = b c , and c d common ( by the last ) the triangle a d c = d c b ; and therefore the angle a = b . Q. E. D. Cor . Hence if ...
Σελίδα 53
... divided : therefore it will be as the sum of the parts in one base , is to the sum of those in the other , so will be the sum of the small triangles in the first , to the sum of the small tri- angles in the second triangle ; that is ...
... divided : therefore it will be as the sum of the parts in one base , is to the sum of those in the other , so will be the sum of the small triangles in the first , to the sum of the small tri- angles in the second triangle ; that is ...
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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