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
Resultados 1-5 de 57
Página 6
... Secants ; the whole carefully revised , and compared with the most correct European editions . Price one dollar and fifty cents , bound . May PREFACE . 21 182 THE following compilation originated in iv RECOMMENDATIONS .
... Secants ; the whole carefully revised , and compared with the most correct European editions . Price one dollar and fifty cents , bound . May PREFACE . 21 182 THE following compilation originated in iv RECOMMENDATIONS .
Página 36
... secant of an arc , is the right line drawn from the centre and terminating the tangent ; thus CG is the secant of AB , 31 . 11. The cotangent of an arc , is the tangent of the com- plement of that arc ; thus HK is the cotangent of AB ...
... secant of an arc , is the right line drawn from the centre and terminating the tangent ; thus CG is the secant of AB , 31 . 11. The cotangent of an arc , is the tangent of the com- plement of that arc ; thus HK is the cotangent of AB ...
Página 37
... secants , to any radius . Fig . 32 . Describe a semicircle with any convenient radius CB ; from the centre C draw CD perpendicular to AB and produce it to F ; draw BE parallel to CF and join AD . Divide the arc AD into nine equal parts ...
... secants , to any radius . Fig . 32 . Describe a semicircle with any convenient radius CB ; from the centre C draw CD perpendicular to AB and produce it to F ; draw BE parallel to CF and join AD . Divide the arc AD into nine equal parts ...
Página 39
... secants are to be understood . The method by which the sines are computed is too abstruse to be explained in this work , but a familiar ex- position of this subject as well as the construction of lo- garithms may be seen in Simpson's ...
... secants are to be understood . The method by which the sines are computed is too abstruse to be explained in this work , but a familiar ex- position of this subject as well as the construction of lo- garithms may be seen in Simpson's ...
Página 40
... secant of 89 ° 31 ' Ans . 12.07388 .. 4. What is the sine of 157 ° 43 ' Ans . 9.57885 . To find the degrees and minutes , corresponding to a given sine , tangent , & c . Find , in the table , the nearest logarithm to the given one , and ...
... secant of 89 ° 31 ' Ans . 12.07388 .. 4. What is the sine of 157 ° 43 ' Ans . 9.57885 . To find the degrees and minutes , corresponding to a given sine , tangent , & c . Find , in the table , the nearest logarithm to the given one , and ...
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