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 45
... terms , subtract the logarithm of the first term , and the remainder will be the logarithm of the fourth term . 2. The logarithmic sine of a right angle or 90 ° is 10.00000 , being the same as the logarithm of the radius . EXAMPLES . 1 ...
... terms , subtract the logarithm of the first term , and the remainder will be the logarithm of the fourth term . 2. The logarithmic sine of a right angle or 90 ° is 10.00000 , being the same as the logarithm of the radius . EXAMPLES . 1 ...
Página 154
... fourth term * . The square root of this fourth term will be the length required . Having the length , the breadth may be found by the preceding problem . Or it may be found in the same manner as the length . Thus As the greater number ...
... fourth term * . The square root of this fourth term will be the length required . Having the length , the breadth may be found by the preceding problem . Or it may be found in the same manner as the length . Thus As the greater number ...
Página 159
... fourth term . Divide this fourth term by the distance of the given point from the angular point of the two given sides ; the quotient will be the distance of the required point from the same angle * . * DEMONSTRATION . From the ...
... fourth term . Divide this fourth term by the distance of the given point from the angular point of the two given sides ; the quotient will be the distance of the required point from the same angle * . * DEMONSTRATION . From the ...
Página 164
... fourth term . To or from the square of GA , according as the sum of the given included angles EAB and ABF is greater or less than 180 ° , add or subtract this fourth term ; the square root of the sum or remainder will be the distance GD ...
... fourth term . To or from the square of GA , according as the sum of the given included angles EAB and ABF is greater or less than 180 ° , add or subtract this fourth term ; the square root of the sum or remainder will be the distance GD ...
Página 165
... fourth term 291.105 sq . ch . GA 462.3 ✓753,405 = 27.45 ch . = GD 21.50 GA Let the bearing of EA , Fig 94 , be 5.95 ch . = AD LAYING OUT AND DIVIDING LAND . 165.
... fourth term 291.105 sq . ch . GA 462.3 ✓753,405 = 27.45 ch . = GD 21.50 GA Let the bearing of EA , Fig 94 , be 5.95 ch . = AD LAYING OUT AND DIVIDING LAND . 165.
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
Información bibliográfica
| Título | 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 Schools |
| Autor | John Gummere |
| Edición | 3 |
| Editor | Kimber and Sharpless, no. 93, Market Street, and John Richardson, no. 244, Market Street., 1820 |
| Procedencia del original | Biblioteca Pública de Nueva York |
| Digitalizado | 12 Abr. 2011 |
| Largo | 206 páginas |
| Exportar cita | BiBTeX EndNote RefMan |