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
Página 9
... 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 Questions , 68 78 81 ib . 86 109 ...
... 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 Questions , 68 78 81 ib . 86 109 ...
Página 83
... the com- mencement of the succeeding chain . The bearing or course of a line is its situation in re- A line running due north and south is called a spect to the north and south points of the horizon . MEASURING LAND . 83.
... the com- mencement of the succeeding chain . The bearing or course of a line is its situation in re- A line running due north and south is called a spect to the north and south points of the horizon . MEASURING LAND . 83.
Página 84
... bearing of a line is expressed by the angle con- tained between it , and a meridian line passing through one of its ... bearing of a line taken at one end , is the reverse of the bearing of the same line taken at the other end : * thus ...
... bearing of a line is expressed by the angle con- tained between it , and a meridian line passing through one of its ... bearing of a line taken at one end , is the reverse of the bearing of the same line taken at the other end : * thus ...
Página 85
... bearing of one of the lines is be- tween the north and east and the other between the north and west , or when one is between the south and east and the other between the south and west , add them together ; the sum will be the angle ...
... bearing of one of the lines is be- tween the north and east and the other between the north and west , or when one is between the south and east and the other between the south and west , add them together ; the sum will be the angle ...
Página 96
... bearings and distances , viz . AB , N. 24 ° E. dist . 6.90 Ch . BC , N. 64 ° 40 ′ E. CD , S. 35 ° 20 ′ E. dist . 11.50 Ch . and DA , S. 88 ° W .: required the area . Fig . 71 . * DEMONSTRATION . Let AB , CD , Fig . 71 , be the given ...
... bearings and distances , viz . AB , N. 24 ° E. dist . 6.90 Ch . BC , N. 64 ° 40 ′ E. CD , S. 35 ° 20 ′ E. dist . 11.50 Ch . and DA , S. 88 ° W .: required the area . Fig . 71 . * DEMONSTRATION . Let AB , CD , Fig . 71 , be the given ...
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