Mathematics: Compiled from the Best Authors and Intended to be the Text-book of the Course of Private Lectures on These Sciences in the University at Cambridge, Band 2Printed at the University Press, by WilliamHilliard, 1801 |
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Ergebnisse 1-5 von 100
Seite 18
... draw the tangent HGK , and draw CNBML parallel to it ; join RH , RG , and draw ON , FB , and QL parallel to RAMK . Now it is evident , that CQ is the sum , and CF the difference , of the sines ; and that GK is the tangent of half the ...
... draw the tangent HGK , and draw CNBML parallel to it ; join RH , RG , and draw ON , FB , and QL parallel to RAMK . Now it is evident , that CQ is the sum , and CF the difference , of the sines ; and that GK is the tangent of half the ...
Seite 201
... Draw AF perpendicular to AB , then , from the princi ples of Geometry , it is known , that CFFA ; draw also the radius CD , which will be perpendicular to CB . B A A E Hence from 90 ° 00 ' 00 " Take B 87 25 55 ZD or AFB 2 34 5 Then as ...
... Draw AF perpendicular to AB , then , from the princi ples of Geometry , it is known , that CFFA ; draw also the radius CD , which will be perpendicular to CB . B A A E Hence from 90 ° 00 ' 00 " Take B 87 25 55 ZD or AFB 2 34 5 Then as ...
Seite 209
... drawn from different stations . When one paper is full , and there is occasion for more , draw a line in any manner through the farthest point of the last station line , to which the work can be convenient- ly laid down ; take the sheet ...
... drawn from different stations . When one paper is full , and there is occasion for more , draw a line in any manner through the farthest point of the last station line , to which the work can be convenient- ly laid down ; take the sheet ...
Seite 210
... drawing the lines , in the same position , is to draw them both parallel to the same sides of the table , by means of the equal divisions marked on the other two sides . 3. THE THEODOLITE . The theodolite is a brazen circular ring ...
... drawing the lines , in the same position , is to draw them both parallel to the same sides of the table , by means of the equal divisions marked on the other two sides . 3. THE THEODOLITE . The theodolite is a brazen circular ring ...
Seite 217
... draw a line . In the same manner draw another line in the direction of the other object C , and it is done . 2. With the Theodolite , & c . Direct the fixed sights along one of the lines , as AB , by turning the instrument about till ...
... draw a line . In the same manner draw another line in the direction of the other object C , and it is done . 2. With the Theodolite , & c . Direct the fixed sights along one of the lines , as AB , by turning the instrument about till ...
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Häufige Begriffe und Wortgruppen
abscisses ADBA altitude angle answer axes axis azimuth base breadth bung diameter cask centre chord circumference cone conjugate cosine course curve declination departure dial diff difference of latitude difference of longitude distance divided draw drawn ecliptic ellipse equal equinoctial EXAMPLES feet figure find the area find the solidity frustum given head diameter height Hence horizon hour angle hour lines hyperbola hypotenuse intersection latit measure meridian middle latitude miles multiply the sum NOTE oblique circle opposite ordinate parabola parallel of latitude parallel sailing parallelogram perpendicular plane sailing pole primitive PROBLEM PROBLEM projection proportion quadrant radius rectangle Required the area Required the content right ascension right line RULE secant segment side sphere spherical triangle spindle square star station stile subtract sun's tance tang tangent THEOREM transverse trapezium triangle ABC ullage wine gallons yards
Beliebte Passagen
Seite 21 - As the base or sum of the segments Is to the sum of the other two sides, So is the difference of those sides To the difference of the segments of the base.
Seite 17 - To find the other side: — as the sum of the two given sides is to their difference, so is the tangent of half the sum of their opposite angles to the tangent of half their difference...
Seite 83 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Seite 328 - The conjugate to any diameter is the line drawn through the centre, and parallel to the tangent of the curve at the vertex of the diameter. So...
Seite 28 - But if the hypothenuse be made radius -, then each leg "will represent the sine of its opposite angle ; namely, the leg AB the sine of the arc AE or angle c, and the leg BC the sine of the arc CD or angle A.
Seite 83 - The axis of a solid is a line drawn from the middle of one end to the middle of the opposite end ; as between the opposite ends of a prism.
Seite 83 - The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed.
Seite 130 - Between these, in a right line, stands an ancient statue, the head whereof is 97 feet from the summit of the higher, and 86 feet from the top of the lower column, and the distance between the...
Seite 205 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Seite 38 - Multiply the sum of the two parallel sides by the perpendicular distance between them, and half the product will be the area.