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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A plane rectilineal angle is the inclination of two straight lines to one another , which meet together , but are not in the same straight line , as A , Fig . 1 . Note.- When several angles are formed about the same point , as at B ...
A plane rectilineal angle is the inclination of two straight lines to one another , which meet together , but are not in the same straight line , as A , Fig . 1 . Note.- When several angles are formed about the same point , as at B ...
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The magnitude of an angle depends on the inclination which the lines that form it have to each other , and not on the ... When a straight line stands on another straight line , so as to incline to neither side , but makes the angles on ...
The magnitude of an angle depends on the inclination which the lines that form it have to each other , and not on the ... When a straight line stands on another straight line , so as to incline to neither side , but makes the angles on ...
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An obtuse angled triangle has one obtuse angle , as C , Fig . 10 . 20. An acute angled triangle has all its angles acute , as ABC , Fig . 6 . 21. Acute and obtuse angled triangles are called oblique angled triangles . 22.
An obtuse angled triangle has one obtuse angle , as C , Fig . 10 . 20. An acute angled triangle has all its angles acute , as ABC , Fig . 6 . 21. Acute and obtuse angled triangles are called oblique angled triangles . 22.
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A regular polygon is one whose angles , as well as sides , are all equal . 34. 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 ...
A regular polygon is one whose angles , as well as sides , are all equal . 34. 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 ...
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At a given point B , in a given right line LG , to make an angle equal to a given angle A , Fig . 23 . With the centre A and any distance AE , describe the arc DE , and with the same distance and centre B describe the arc FG ; make HG ...
At a given point B , in a given right line LG , to make an angle equal to a given angle A , Fig . 23 . With the centre A and any distance AE , describe the arc DE , and with the same distance and centre B describe the arc FG ; make HG ...
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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