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 & Richardson, 1814 - 346 páginas |
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Página 3
... rules , necessary in per- forming the various calculations . * Each of these works has lately gone through a new edition , in which considerable additions are stated to have been made . On examination , however , it does not appear ...
... rules , necessary in per- forming the various calculations . * Each of these works has lately gone through a new edition , in which considerable additions are stated to have been made . On examination , however , it does not appear ...
Página 4
... rules , entirely detached from the demonstrations ; the latter being placed in the form of notes at the bottom of the page . Each rule is exemplified by one wrought example ; and the most of them by several unwrought examples , with the ...
... rules , entirely detached from the demonstrations ; the latter being placed in the form of notes at the bottom of the page . Each rule is exemplified by one wrought example ; and the most of them by several unwrought examples , with the ...
Página 7
... rules for finding the areas of triangles , quadrilaterals , circles , and ellipes ; also , the method of protracting a survey , and finding its area by dividing it into triangles and trapeziums SECT . II . Containing three different rules ...
... rules for finding the areas of triangles , quadrilaterals , circles , and ellipes ; also , the method of protracting a survey , and finding its area by dividing it into triangles and trapeziums SECT . II . Containing three different rules ...
Página 15
... lo garithm -2.97435 . Ans . .094265 . PROBLEM III . To multiply numbers , by means of logarithms . CASE 1. - When all the factors are whole or mixed RULE . Add together the logarithms of the factors , numbers . LOGARITHMS . 15.
... lo garithm -2.97435 . Ans . .094265 . PROBLEM III . To multiply numbers , by means of logarithms . CASE 1. - When all the factors are whole or mixed RULE . Add together the logarithms of the factors , numbers . LOGARITHMS . 15.
Página 16
... RULE . Add together the logarithms of the factors , and the sum will be the logarithm of the product . EXAMPLES . 1. Required the product of 84 by 56 . Logarithm of 84 is 1.92428 do of 56 is 1.74819 Sum 3.67247 Product 4704 2. Required ...
... RULE . Add together the logarithms of the factors , and the sum will be the logarithm of the product . EXAMPLES . 1. Required the product of 84 by 56 . Logarithm of 84 is 1.92428 do of 56 is 1.74819 Sum 3.67247 Product 4704 2. Required ...
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A Treatise on Surveying: Containing the Theory and Practice: To Which Is ... John Gummere Sin vista previa disponible - 2016 |
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Página 97 - To find the Area of a Triangle when the Three Sides are given. Rule. — From half the sum of the three sides subtract each side separately.
Página 43 - The angle at the centre of a circle is double of the angle at the circumference upon the same base, that is, upon the same part of the circumference.
Página 34 - The circumference 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.
Página 2 - Co. of the said district, have deposited in this office the title of a book, the right whereof they claim as proprietors, in the words following, to wit : " Tadeuskund, the Last King of the Lenape. An Historical Tale." In conformity to the Act of the Congress of the United States...
Página 85 - A maypole, whose top was broken off by a blast of wind, struck the ground at 15 feet distance from the foot of the pole: what was the height of the whole maypole, supposing the broken piece to measure 39 feet in length ? Ans.
Página 25 - 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.
Página 26 - Parallel straight lines are such as are in the same plane, and which being produced ever so far both ways, do not meet.
Página 91 - PROBLEM I. To find the area of a parallelogram; whether it be a square, a rectangle, a rhombus, or a rhomboides. RULE.* Multiply the length by the perpendicular height, and the product will be the area.
Página 96 - If one side and the angles are given ; then As the product of radius and the sine of the angle opposite the given side, To the product of the sines of the two other angles ; So is the square of the given side, To twice the area of the triangle. If PC (Fig.