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 19
Página 9
I. Containing rules for finding the areas of triangles , quadrilaterals , circles , and ' ellipses ; also the method of protracting a survey , and finding its area by dividing it into triangles and trapeziums , 86 Sect . II .
I. Containing rules for finding the areas of triangles , quadrilaterals , circles , and ' ellipses ; also the method of protracting a survey , and finding its area by dividing it into triangles and trapeziums , 86 Sect . II .
Página 28
A circle is a plane figure , bounded by one curve line called the circumference or periphery , every part of which is equally distant from a certain point within the circle ; and this point is called the centre , Fig . 16 . 35.
A circle is a plane figure , bounded by one curve line called the circumference or periphery , every part of which is equally distant from a certain point within the circle ; and this point is called the centre , Fig . 16 . 35.
Página 30
Take any point D not in the line AB , and with the distance from D to B , describe a circle cutting AB in E ; from E through D draw the right line EDC , cutting the periphery in C , and join CB , which will be perpendicular to AB .
Take any point D not in the line AB , and with the distance from D to B , describe a circle cutting AB in E ; from E through D draw the right line EDC , cutting the periphery in C , and join CB , which will be perpendicular to AB .
Página 32
cutting each other in D ; draw AD and CD , then will ABCD be the square required . a PROBLEM X. To describe a circle that shall pass through the angular points A , B and C , of a triangle ABC , Fig . 27 . By problem l , bisect any two ...
cutting each other in D ; draw AD and CD , then will ABCD be the square required . a PROBLEM X. To describe a circle that shall pass through the angular points A , B and C , of a triangle ABC , Fig . 27 . By problem l , bisect any two ...
Página 35
The periphery of every circle is supposed to be divided into 360 equal parts , called degrees ; each degree into 60 equal parts , called minutes ; and each minute into 60 equal parts , called seconds , & c . 3.
The periphery of every circle is supposed to be divided into 360 equal parts , called degrees ; each degree into 60 equal parts , called minutes ; and each minute into 60 equal parts , called seconds , & c . 3.
Comentarios de la gente - Escribir un comentario
No encontramos ningún comentario en los lugares habituales.
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