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 86
... areas of triangles , quadri- laterals , circles , and ellipses ; also the method of protract- ing a survey and finding its area by dividing it into tri- angles and trapeziums . PROBLEM I. To find the Area of a Parallelogram , whether it ...
... areas of triangles , quadri- laterals , circles , and ellipses ; also the method of protract- ing a survey and finding its area by dividing it into tri- angles and trapeziums . PROBLEM I. To find the Area of a Parallelogram , whether it ...
Página 88
... area of a field , in the form of a rhom- boides , whose length AB is 42.5 perches , and perpendi- cular breadth CD ... find the area of a triangle when the base and perpen- dicular height are given . RULE . Multiply the base by the ...
... area of a field , in the form of a rhom- boides , whose length AB is 42.5 perches , and perpendi- cular breadth CD ... find the area of a triangle when the base and perpen- dicular height are given . RULE . Multiply the base by the ...
Página 89
... area . Fig . 49 . Ch . 12.38 6.78 9904 8666 7428 2 ) 83.9364 10 ) 41.9682 Area , 4A . OR . 31P . 4.19682 4 .78728 40 31.49120 2. Required the area of a triangular field , one side of which ... find the area of a triangle MEASURING LAND . 89.
... area . Fig . 49 . Ch . 12.38 6.78 9904 8666 7428 2 ) 83.9364 10 ) 41.9682 Area , 4A . OR . 31P . 4.19682 4 .78728 40 31.49120 2. Required the area of a triangular field , one side of which ... find the area of a triangle MEASURING LAND . 89.
Página 90
... find the area of a triangle when two sides and their included angle are given . As radius , RULE . Is to the sine of the included angle ; So is the rectangle of the given sides , To double the area . * EXAMPLES . 1. In a triangular lot ...
... find the area of a triangle when two sides and their included angle are given . As radius , RULE . Is to the sine of the included angle ; So is the rectangle of the given sides , To double the area . * EXAMPLES . 1. In a triangular lot ...
Página 91
... area of a triangle two sides of which measure 15.36 chains and 11.46 chains respectively , and their included angle ... find the area of a triangle when one side and the two adjacent angles are given . RULE . Subtract the sum of the two ...
... area of a triangle two sides of which measure 15.36 chains and 11.46 chains respectively , and their included angle ... find the area of a triangle when one side and the two adjacent angles are given . RULE . Subtract the sum of the two ...
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