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 6
... Tangents and 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 .
... Tangents and 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
... tangent of the arc AB , Fig . 31 . 10. The 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 ...
... tangent of the arc AB , Fig . 31 . 10. The 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 ...
Página 37
... tangents , and 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 ...
... tangents , and 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 ...
Página 38
... will show the degrees in the given angle . Note . When the distance mn exceeds 90 degrees , it must be taken off at twice , as before . OF THE TABLE OF LOGARITHMIC OR ARTIFICIAL SINES , TANGENTS 38 PLANE TRIGONOMETRY .
... will show the degrees in the given angle . Note . When the distance mn exceeds 90 degrees , it must be taken off at twice , as before . OF THE TABLE OF LOGARITHMIC OR ARTIFICIAL SINES , TANGENTS 38 PLANE TRIGONOMETRY .
Página 39
... TANGENTS , & e . THIS table contains the logarithms of the sine , tan- gent , & c . to every degree and minute of the ... tangent , & c . of an arc or angle . If the degrees in the given angle be less than 45 , look left hand column ...
... TANGENTS , & e . THIS table contains the logarithms of the sine , tan- gent , & c . to every degree and minute of the ... tangent , & c . of an arc or angle . If the degrees in the given angle be less than 45 , look left hand column ...
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