A Treatise on Surveying,: Containing the Theory and Practice: : to which is Prefixed a Perspicuous System of Plane Trigonometry. : The Whole Clearly Demonstrated and Illustrated by a Large Number of Appropriate Examples. : Particularly Adapted to the Use of SchoolsKimber and Sharpless, no. 93, Market Street, and John Richardson, no. 244, Market Street., 1820 - 206 páginas |
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Página 9
... figures generally , when the bearings and distances of the boundaries are given , SECT . III . Containing Off - setts and Intersections , Laying out and dividing land , Variation of the Compass , Local attraction , Miscellaneous ...
... figures generally , when the bearings and distances of the boundaries are given , SECT . III . Containing Off - setts and Intersections , Laying out and dividing land , Variation of the Compass , Local attraction , Miscellaneous ...
Página 12
... figures , find the three left hand figures in the column marked No. as be- fore , and the remaining or right hand figure at the top of the table ; in the column under this figure , and against the other three , is the decimal part of ...
... figures , find the three left hand figures in the column marked No. as be- fore , and the remaining or right hand figure at the top of the table ; in the column under this figure , and against the other three , is the decimal part of ...
Página 13
... figures Product Το Add ❤ · 11959 11991 32 55 17,60 11959 18 * 11977 Decimal part of the log . As the given number is a decimal , and has one cipher between the decimal point and first significant figure , the index must be - 2 ...
... figures Product Το Add ❤ · 11959 11991 32 55 17,60 11959 18 * 11977 Decimal part of the log . As the given number is a decimal , and has one cipher between the decimal point and first significant figure , the index must be - 2 ...
Página 14
... figures in the first column , marked No. which are in a line with the logarithm found , together with the figure at ... figures in the number corresponding do not exceed the index by one , annex ciphers to the right hand till they do ...
... figures in the first column , marked No. which are in a line with the logarithm found , together with the figure at ... figures in the number corresponding do not exceed the index by one , annex ciphers to the right hand till they do ...
Página 15
... figures are required , and divide the number thus pro- duced , by the former difference ; annex the quotient to the right hand of the four figures already found , and it will give the natural number required . Thus let it be required to ...
... figures are required , and divide the number thus pro- duced , by the former difference ; annex the quotient to the right hand of the four figures already found , and it will give the natural number required . Thus let it be required to ...
Términos y frases comunes
ABCD ABFD acres adjacent adjacent angles angle ABC angle opposite angled triangle base bearing and distance breadth Calculation centre Co-secant Secant Co-sine Co-tang column cube root decimal DEMONSTRATION departure corresponding diff difference of latitude Dist divide division line draw equal EXAMPLES feet figures find the angle find the area four-pole chains fourth term given angle given area given bearing given number given ratio given side John Gummere Lat Dep latitude and departure length logarithm M.
M. Sine measured meridian distance natural number off-sets parallel parallelogram perches perpendicular quired quotient radius rectangle remainder Required the area right angle right line right-angled triangle RULE semiperimeter side AB side AC square root station stationary line subtract survey tance Tang tangent tract of land trapezium trapezoid triangle ABC trigonometry