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 28
Seite 180
... mark where I stood , and measured in a direct line from the object up the hill , whose ascent was so reg- ular ... mark by the river's side equal 42o , of the bottom of the object equal 27 ° , and of its top 19 ° required the height of ...
... mark where I stood , and measured in a direct line from the object up the hill , whose ascent was so reg- ular ... mark by the river's side equal 42o , of the bottom of the object equal 27 ° , and of its top 19 ° required the height of ...
Seite 212
... mark the end of every chain's length on lines . And some times pickets , or staves with flags , are set up as marks or ' objects of direction . Various Scales are also used in protracting and measuring on the plan or paper ; such as ...
... mark the end of every chain's length on lines . And some times pickets , or staves with flags , are set up as marks or ' objects of direction . Various Scales are also used in protracting and measuring on the plan or paper ; such as ...
Seite 215
... mark , at the end of every chain , two persons carry the chain , one at each end of it , and all the ten arrows are taken by one of them , who is to go foremost , and is called the leader ; the other being called the follower , for ...
... mark , at the end of every chain , two persons carry the chain , one at each end of it , and all the ten arrows are taken by one of them , who is to go foremost , and is called the leader ; the other being called the follower , for ...
Seite 216
... mark appear in that di rection ; they measure in a straight line toward it , the leader fixing in the ground an arrow at the end of every chain , and the follower always taking it up , till all the ten arrows are used , and in the hands ...
... mark appear in that di rection ; they measure in a straight line toward it , the leader fixing in the ground an arrow at the end of every chain , and the follower always taking it up , till all the ten arrows are used , and in the hands ...
Seite 217
... mark , as B , and note the degrees cut by the needle . Next direct the sights to the other mark C , and note the degrees cut by the needle . Then their sum , or difference , as the case is , will give the quantity of the angle BAC . 4 ...
... mark , as B , and note the degrees cut by the needle . Next direct the sights to the other mark C , and note the degrees cut by the needle . Then their sum , or difference , as the case is , will give the quantity of the angle BAC . 4 ...
Andere Ausgaben - Alle anzeigen
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.