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 25
... drawn between any two points . 5. A superficies or surface has length and breadth , but not thickness . 6. A plane superficies is that in which any two points being taken , the straight line which joins them lies whol- ly in that ...
... drawn between any two points . 5. A superficies or surface has length and breadth , but not thickness . 6. A plane superficies is that in which any two points being taken , the straight line which joins them lies whol- ly in that ...
Página 28
... drawn from the centre to the circumference , as CB , Fig . 17 . 36. The diameter of a circle is a straight line drawn through the centre , and terminated both ways by the cir- cumference , as AE , Fig . 17. It divides the circle into ...
... drawn from the centre to the circumference , as CB , Fig . 17 . 36. The diameter of a circle is a straight line drawn through the centre , and terminated both ways by the cir- cumference , as AE , Fig . 17. It divides the circle into ...
Página 29
... draw the right line CD , cutting AB in E , which will be equally distant from A and B. PROBLEM II . At a given point A , in a right line EF , to erect a per- pendicular , Fig . 19 . tances AC , AD ; from C and D , From the point A , lay ...
... draw the right line CD , cutting AB in E , which will be equally distant from A and B. PROBLEM II . At a given point A , in a right line EF , to erect a per- pendicular , Fig . 19 . tances AC , AD ; from C and D , From the point A , lay ...
Página 30
... draw the line- AB , which will be the perpendicular required . PROBLEM III . To raise a perpendicular on the end B of a right line AB , Fig . 20 . Take any point D not in the line AB , and with the distance from D to B , describe a ...
... draw the line- AB , which will be the perpendicular required . PROBLEM III . To raise a perpendicular on the end B of a right line AB , Fig . 20 . Take any point D not in the line AB , and with the distance from D to B , describe a ...
Página 31
... draw the line BH ; then will the angle HBG be equal to the angle A. PROBLEM VII . To bisect any right lined angle BAC , Fig . 24 . In the lines AB and AC , from the point A , set off equal distances AD and AE ; with the centres D and E ...
... draw the line BH ; then will the angle HBG be equal to the angle A. PROBLEM VII . To bisect any right lined angle BAC , Fig . 24 . In the lines AB and AC , from the point A , set off equal distances AD and AE ; with the centres D and E ...
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