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 28
... centre , Fig . 16 . 35. The radius of a circle is a straight line 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 ...
... centre , Fig . 16 . 35. The radius of a circle is a straight line 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 ...
Página 30
... centre and distance FA , describe the arc AE , and with the same distance and centre A describe the arc FG ; make FB equal to AE , and through A and B draw the line AB , and it will be PROBLEM VI . At a given point B , in parallel to CD ...
... centre and distance FA , describe the arc AE , and with the same distance and centre A describe the arc FG ; make FB equal to AE , and through A and B draw the line AB , and it will be PROBLEM VI . At a given point B , in parallel to CD ...
Página 31
... centre A and distance equal to E , describe an arc , and with the centre B and distance equal to F describe another arc , cutting the former in C ; draw AC and BC , and ABC is the triangle required . PROBLEM IX . Upon a given line AB to ...
... centre A and distance equal to E , describe an arc , and with the centre B and distance equal to F describe another arc , cutting the former in C ; draw AC and BC , and ABC is the triangle required . PROBLEM IX . Upon a given line AB to ...
Página 32
... centre of the circle ; with this centre , and the distance from it to either of the points A , B , or C , describe the circle . PROBLEM XI . To divide a given right line AB into any number of equal parts , Fig . 28 . Draw the indefinite ...
... centre of the circle ; with this centre , and the distance from it to either of the points A , B , or C , describe the circle . PROBLEM XI . To divide a given right line AB into any number of equal parts , Fig . 28 . Draw the indefinite ...
Página 34
... centre F and radius FC or FE describe the semicircle CGE ; draw DG perpendicular to СЕ : then DG will be a mean propor . tional between A and B. C B PROBLEM XVI . G DE To divide a given right line AB into two parts that shall have the ...
... centre F and radius FC or FE describe the semicircle CGE ; draw DG perpendicular to СЕ : then DG will be a mean propor . tional between A and B. C B PROBLEM XVI . G DE To divide a given right line AB into two parts that shall have the ...
Términos y frases comunes
ABCD ABFD acres adjacent adjacent angles angle ABC angle opposite angled triangle azimuth base bearing and distance breadth Calculation centre Co-secant Secant Co-sine Co-tang column decimal degrees 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 ratio given side John Gummere Lat Dep latitude and departure length logarithm measured meridian distance natural number off-sets parallel parallelogram perches perpendicular perpendicular BC quired quotient radius rectangle remainder Required the area right angle right line right-angled triangle RULE semiperimeter side AB side AC sine square root station stationary line subtract tance Tang Tangent tract of land trapezium trapezoid triangle ABC trigonometry