A Treatise on Trigonometry, Plane and Spherical: With Its Application to Navigation and Surveying, Nautical and Practical Astronomy and Geodesy : with Logarithmic, Trigonometrical, and Nautical TablesG.P. Putnam, 1852 - 496 pages |
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Page iv
... employed , showing at once and distinctly , what is to be understood by the solution of a triangle , and the value of trigonometry in the measurement of inaccessible heights and distances . The evident inaccuracy in the use of ...
... employed , showing at once and distinctly , what is to be understood by the solution of a triangle , and the value of trigonometry in the measurement of inaccessible heights and distances . The evident inaccuracy in the use of ...
Page vi
... employed upon the coast survey of the United States . * The tables include a table of logarithms , of numbers , of logarithmic sines , tan- gents , cosines , cotangents , secants and cosecants ; † a table of natural sines and cosines ...
... employed upon the coast survey of the United States . * The tables include a table of logarithms , of numbers , of logarithmic sines , tan- gents , cosines , cotangents , secants and cosecants ; † a table of natural sines and cosines ...
Page 4
... feet , yards , or miles it contains . The mind compares it with one of these well known units , which in imagination it repeats along its length . • Now the unit of measure , which is employed in 4 PLANE TRIGONOMETRY .
... feet , yards , or miles it contains . The mind compares it with one of these well known units , which in imagination it repeats along its length . • Now the unit of measure , which is employed in 4 PLANE TRIGONOMETRY .
Page 5
... employed in a similar manner for giving the conception of the magnitude of an arc , is called a degree . A degree is the part of the circumference of a circle . The relation which any given arc bears to the whole circumference may be ...
... employed in a similar manner for giving the conception of the magnitude of an arc , is called a degree . A degree is the part of the circumference of a circle . The relation which any given arc bears to the whole circumference may be ...
Page 6
... employed . The angle is then said to contain as many degrees and minutes as there are degrees and parts of a degree , each over , between its sides . If the second side of the angle does not pass exactly through one of these smaller ...
... employed . The angle is then said to contain as many degrees and minutes as there are degrees and parts of a degree , each over , between its sides . If the second side of the angle does not pass exactly through one of these smaller ...
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Common terms and phrases
altitude applied arith azimuth calculated called celestial sphere centre colatitude collimation column comp complement computed corresponding cos² cosc cosec cosine cot² cotangent decimal declination determine diagram diff divided employed equation error EXAMPLE expressed feet formula Geom given number half the sum height hence horizontal hour angle hypothenuse instrument latitude longitude means meridian middle wire miles multiplied Nautical Almanac negative number of degrees observed obtained parallel perpendicular plane triangle polar pole proportion quadrant quotient radius right angled triangle right ascension screw secant second member side opposite siderial sin a sin sin² sine and cosine sine of half solution sphere spherical triangle spherical trigonometry spirit level star substituting subtracting supporting axis supposed tables of Callet tangent telescope three sides transit trigonometrical lines vertex zenith distance