A Treatise on Land-surveying, in Six Parts ...H. Baldwin and son, 1799 - 193 |
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6d Bound A R P Content Acres Bafe Baſe Bifect centre chain circumference croffed croſs Decagon defcribe a circle defcribe an arc defcribe the arc Diagonal Begin diameters A B divide a given draw a line Draw a Plan draw the arc Draw the line Draw two diameters fame radius fecond fences fides equal Field-book find the area find the Content firft following Field four fides FRENCH LANGUAGE ftraight lines fuch furvey Gate given circle given line given point given portion given quantity given right line Heptagon infcribe irregular line JOHN SYMONDS laſt line A B line AC links long mark meaſure a perpendicular moſt multiply muſt be taken Nonagon oppofite OUNDLE parallelogram Pentagon perpendicular required Plate plot PROBLEM quotient radius A B regular Polygon right angles Rood rough sketch RULE ſmall ſtand ſtraight line ſtraightened Take the diſtance theſe Trapezium triangle ABC
Popularne fragmenty
Strona 4 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Strona 23 - To draw a Line parallel to a given Line, at a given Distance from it.
Strona 167 - Apply the straight edge of a thin, clear piece of lanthorn-horn to the crooked line, which is to be reduced, in such a manner, that the small parts cut off from the crooked figure by it, may be equal to those which are taken in : which equality of the parts included and excluded you...
Strona 39 - Draw the diameter AB and divide it into as many equal parts as the polygon is to have sides (in this case five).
Strona 168 - ... by a little practice ;) then, with a pencil, draw a line by the edge of the horn.
Strona 168 - ... it is likely that some of the parts will be taken a small matter too little, and others too great ; so that they will, upon the whole, in all probability, very nearly balance one another. After all the fields and particular parts are thus computed separately, and added all together into one...
Strona 33 - В ч-níi the divisions, anil the crossimr* of equal numbers, are points in the circle arc. 29. To find the center and radius of a circle thiir will tangent the three sides of a triangle.
Strona 118 - To part from a Rectangle or Triangle, any proposed Quantity of Land, upon a Line on which there are Offsets, when the Area of those Offsets is to be considered as Part of the Portion to be parted off". RULE. — Find the area of the offsets, which subtract from the portion to be parted off, and then proceed with the remainder, as directed in the preceding problems.
Strona 1 - Lines are equally diftant in all their parts, and if produced ever fo far both ways would never meet. 5. An Angle is the meeting of two lines in a point, but not fo as to form one straight line.
Strona 6 - ... distant from a point within, called the centre. In popular language, however, the circumference itself is often called a circle. Circular. Semicircles are half circles. Semicircular. A Segment. of a circle is a part of a circle cat off by a straight line.