Crocker's Elements of land surveying. To which are added, Tables of six-figure logarithms, superintended by R. Farley1841 |
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Side vi
... observation of Pope Ganganelli , “ that it was easy , on the perusal of a book , even a moral one , to determine whether or not its author was a mathemati- cian . Such a man , " says he , " at the first look , is sure to analyse and ...
... observation of Pope Ganganelli , “ that it was easy , on the perusal of a book , even a moral one , to determine whether or not its author was a mathemati- cian . Such a man , " says he , " at the first look , is sure to analyse and ...
Side 13
... Observe , that from 0 to 45 , the degrees are placed at the top of each page in the table , and the minutes descend from the top to the bottom on the left side ; and that from 45 to 90 , the degrees are found at the bottom of the page ...
... Observe , that from 0 to 45 , the degrees are placed at the top of each page in the table , and the minutes descend from the top to the bottom on the left side ; and that from 45 to 90 , the degrees are found at the bottom of the page ...
Side 16
... observing , and ac- curately measuring , the inclinations of those lines re- latively to each other . * A book to which I shall occasionally refer , and of which the best edition is that by Robert Simson , in one volume 8vo , price 78 ...
... observing , and ac- curately measuring , the inclinations of those lines re- latively to each other . * A book to which I shall occasionally refer , and of which the best edition is that by Robert Simson , in one volume 8vo , price 78 ...
Side 185
... observations to each corner , measur- ing the lines , and pricking off their lengths , as before ; he may draw the boundary lines , and find the content by either of the methods just mentioned . He may , otherwise , by two stations in a ...
... observations to each corner , measur- ing the lines , and pricking off their lengths , as before ; he may draw the boundary lines , and find the content by either of the methods just mentioned . He may , otherwise , by two stations in a ...
Side 186
... observations to each corner of the field , and draw obscure lines along the fiducial edge of his brass rule . He must then direct his sights to the other station B , draw an obscure line , and carefully measure and prick off the ...
... observations to each corner of the field , and draw obscure lines along the fiducial edge of his brass rule . He must then direct his sights to the other station B , draw an obscure line , and carefully measure and prick off the ...
Andre utgaver - Vis alle
Crocker's Elements of Land Surveying. to Which Are Added, Tables of Six ... Abraham Crocker,Richard Farley Ingen forhåndsvisning tilgjengelig - 2023 |
Crocker's Elements of Land Surveying. to Which Are Added, Tables of Six ... Abraham Crocker,Richard Farley Ingen forhåndsvisning tilgjengelig - 2018 |
Crocker's Elements of Land Surveying. to Which Are Added, Tables of Six ... Abraham Crocker,Richard Farley Ingen forhåndsvisning tilgjengelig - 2023 |
Vanlige uttrykk og setninger
30 Cosine acres angular point Ansr base Bisect called centre chain circle circumference Co-s construction Cotang decimal describe the arc diagonal diameter Diff distance divided draw the line ellipse equilateral triangle EUCLID Examples for Practice Extend the compasses extent fence field field-book figure find the Area find the side geometrical given angle given line Gunter's scale half sum hypothenuse inches inscribed instrument Land-measuring length line drawn logarithm measured method Multiply natural number NATURAL SINES nonagon number of degrees parallel line parallel ruler parallelogram perches perpendicular polygon PROBLEM proportion protractor quantity radius regular polygon Required the area rhomboides rhombus right angles right line roods RULE scale of chords scale of equal scalenous triangle segment sextant side AC square links station subtracted Suppose tabular difference Tangent telescope theodolite transverse trapezium trapezoid triangle ABC Trigonometry vulgar fraction ΙΟ
Populære avsnitt
Side i - CROCKER'S ELEMENTS OF LAND SURVEYING. Fifth Edition, corrected throughout, and considerably improved and modernized, by TG BUNT, Land Surveyor, Bristol. To which are added, TABLES OF SIX-FIGURE LOGARITHMS, &c., superintended by RICHARD FARLEY, of the Nautical Almanac Establishment.
Side 4 - ... one less than the number of figures in the integral part of the natural number. The decimal part...
Side 8 - The logarithm of the quotient of two positive numbers is found by subtracting the logarithm of the divisor from the logarithm of the dividend. (6) The logarithm of a power of a positive number is found by multiplying the logarithm of the number by the exponent of the power. For, N" = (oT)
Side 123 - Or, from 8 times the chord of half the arc, subtract the chord of the whole arc, and $ of the remainder will be the length of the arc, nearly.
Side 61 - If a side be required, say, — As the sine of the given angle is to its opposite side, So is the sine of either of the other angles to its opposite side.
Side 272 - Two or more places are on a true level, when they are equally distant from the centre of the earth. Also, one place is higher than another, or...
Side 131 - This figure being a mean proportional between its circumscribed and inscribed circles, that is, equal to a circle whose diameter is a mean proportional between the axes of the ellipse, we...
Side 103 - From half the sum of the three sides subtract each side severally. Multiply the half sum and the three remainders...
Side 40 - Triangles upon equal bases, and between the same parallels, are equal to one another.
Side 122 - To find the area of a sector of a circle. RULE I. — Multiply the radius by half the arc of the sector for the area.