## 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 |

### Dentro del libro

Resultados 1-5 de 89

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**rules**and illustrations are introduced , particularly under the heads of laying out , measuring , and dividing land , which , in connection with its general arrangement , render this Treatise on Surveying , in our opinion , decidedly ... Página 7

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**rules**, necessary in performing the various calculations . * In order to understand the principles of surveying , a pre- vious knowledge of Geometry is absolutely necessary ; and this knowledge will be best acquired from a regular ... Página 8

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**rules**, entirely detached from the demonstrations ; the latter being placed in the form of notes at the bottom of the page . Each**rule**is exemplified by one wrought example ; and the most of them by several unwrought examples , with the ... Página 9

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**rules**for finding the areas of triangles , quadrilaterals , circles , and ellipses ; also the method of protracting a survey , and finding its area by dividing it into triangles and trapeziums , - SECT . II . Containing three different ... Página 16

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**RULE**. Add together the logarithms of the factors , and the sum will be the logarithm of the product . EXAMPLES . 1. Required the product of 84 by 56 . 34 . Logarithm of 84 is 1.92428 Do. of 56 is 1.74819 Product 4704 Sum 3.67247 2 ...### 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