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 25
... right line , is the shortest line that can be drawn between any two points ... angle is the inclination of two straight lines to one another , which meet ... angle is ex- pressed by three letters , whereof the middle letter shows the ...
... right line , is the shortest line that can be drawn between any two points ... angle is the inclination of two straight lines to one another , which meet ... angle is ex- pressed by three letters , whereof the middle letter shows the ...
Página 26
... right angled triangle has one right angle , as ABC , Fig . 9 : in which the side AC opposite to the 19. An obtuse angled triangle has one obtuse angle , right angle is called the hypothenuse . GEOMETRY . Geometrical Definitions,
... right angled triangle has one right angle , as ABC , Fig . 9 : in which the side AC opposite to the 19. An obtuse angled triangle has one obtuse angle , right angle is called the hypothenuse . GEOMETRY . Geometrical Definitions,
Página 27
... angled triangle has one obtuse angle , as C , Fig . 10 . 20. An acute angled triangle has all its angles acute , as ABC , Fig . 6 . 21 ... right lines , is called a quadrilateral . 23. Any quadrilateral , whose ... angle is GEOMETRY . 27.
... angled triangle has one obtuse angle , as C , Fig . 10 . 20. An acute angled triangle has all its angles acute , as ABC , Fig . 6 . 21 ... right lines , is called a quadrilateral . 23. Any quadrilateral , whose ... angle is GEOMETRY . 27.
Página 31
... 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 and any distance more than half ...
... 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 and any distance more than half ...
Página 32
... right line AP , making an angle with AB , also draw BQ parallel to AP , in each of which , take as many equal parts ... right angles by the equidistant lines BC ; EF ; 1 , 9 ; 2 , 7 ; & c . then will BC , & c . be divided into ten equal ...
... right line AP , making an angle with AB , also draw BQ parallel to AP , in each of which , take as many equal parts ... right angles by the equidistant lines BC ; EF ; 1 , 9 ; 2 , 7 ; & c . then will BC , & c . be divided into ten equal ...
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