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
The radius of a circle is a straight line drawn from the centre to the circumference , as CB , Fig . 17 . a 36. The diameter of a circle is a straight line drawn through the centre , and terminated both ways by the circumference , as AE ...
The radius of a circle is a straight line drawn from the centre to the circumference , as CB , Fig . 17 . a 36. The diameter of a circle is a straight line drawn through the centre , and terminated both ways by the circumference , as AE ...
Página 30
tances AC , AD ; from C and D , as centres , with any radius greater than AC or AD , describe two arcs intersecting each other in B ; from A to B , draw the line AB , which will be the perpendicular required . PROBLEM III .
tances AC , AD ; from C and D , as centres , with any radius greater than AC or AD , describe two arcs intersecting each other in B ; from A to B , draw the line AB , which will be the perpendicular required . PROBLEM III .
Página 34
To find a mean proportional between two given right lines A and B. Draw any right line CE and in A it take CD equal A , and DE equal B ; bisect CE in F , and with the B centre F and radius FC or FE describe the semicircle CGE ; draw DG ...
To find a mean proportional between two given right lines A and B. Draw any right line CE and in A it take CD equal A , and DE equal B ; bisect CE in F , and with the B centre F and radius FC or FE describe the semicircle CGE ; draw DG ...
Página 37
PROBLEM I. To construct the lines of chords , sines , 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 ...
PROBLEM I. To construct the lines of chords , sines , 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 ...
Página 38
With the centre A , and a radius equal to 60 degrees , taken from a scale of chords , describe an arc , cutting AB in m ; from the same scale of chords , take 38 de . grees and apply it to the arc from m to n , and from A through n draw ...
With the centre A , and a radius equal to 60 degrees , taken from a scale of chords , describe an arc , cutting AB in m ; from the same scale of chords , take 38 de . grees and apply it to the arc from m to n , and from A through n draw ...
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Términos y frases comunes
ABCD according acres adjacent angle base bearing bearing and distance Calculation called centre circle Co-secant Co-sine Co-tang column Construction contained corresponding Courses decimal Deg Dist DEMONSTRATION describe difference distance divide division draw east equal EXAMPLES feet figures find the area given given angle given area given side greater half hand height hypothenuse join latitude and departure length less logarithm measured meeting meridian distance Note off-sets opposite parallel perches perpendicular preceding PROBLEM quotient radius ratio rectangle remainder Required the area right angle right line root RULE running scale Secant side side AC sine square station subtract survey taken Tang Tangent triangle ABC twice
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 |
| Colaboradores | John Richardson, Thomas H. Palmer, Kimber & Sharpless |
| 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 |