Practical Surveying: A Text-book for Students Preparing for Examinations Or for Survey-work in the ColoniesC. Lockwood and Son, 1889 - 272 σελίδες |
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Σελίδα vi
... Sine - Tangent - Secant - Cosine - Cotangent- Cosecant - Versed Sine - Coversed Sine - Chord - Relation of Hypo- tenuse to the other sides of Right - angled Triangle - Comparison of Functions - Cotangent of Greater or Less Angles - Sin ...
... Sine - Tangent - Secant - Cosine - Cotangent- Cosecant - Versed Sine - Coversed Sine - Chord - Relation of Hypo- tenuse to the other sides of Right - angled Triangle - Comparison of Functions - Cotangent of Greater or Less Angles - Sin ...
Σελίδα vii
... Sine and Difference of Sines and Cosines - Sine and Cosine of Twice an Angle in Terms of Sine and Cosine of the Angle - Sine and Cosines of Twice an Angle in Terms of Sine and Cosine of Half the Angle - Sine and Cosine of Twice an Angle ...
... Sine and Difference of Sines and Cosines - Sine and Cosine of Twice an Angle in Terms of Sine and Cosine of the Angle - Sine and Cosines of Twice an Angle in Terms of Sine and Cosine of Half the Angle - Sine and Cosine of Twice an Angle ...
Σελίδα 90
... SINE , CO - SINE , TANGENT , CO - TANGENT , SE- CANT , and Co - SECANT , with the VERSINE and CO - VERSINE , but the two latter do not enter largely into the con- sideration of the solution of triangles . Now Fig . 149 , illustrating ...
... SINE , CO - SINE , TANGENT , CO - TANGENT , SE- CANT , and Co - SECANT , with the VERSINE and CO - VERSINE , but the two latter do not enter largely into the con- sideration of the solution of triangles . Now Fig . 149 , illustrating ...
Σελίδα 91
... sine , secant , and tangent are much less than the co sine , co - secant , and co - tangent ( which are shown by dotted lines ) by reason of the angle being small ; whilst in Fig . 150 it will be seen that the sine , secant , and ...
... sine , secant , and tangent are much less than the co sine , co - secant , and co - tangent ( which are shown by dotted lines ) by reason of the angle being small ; whilst in Fig . 150 it will be seen that the sine , secant , and ...
Σελίδα 92
... Sine . - The versed sine is that portion of one of the radii between the foot of the sine and the arc on E B. 8. Coversed Sine . - The coversed sine is that portion of the perpendicular between the cosine and the quadrant , as G c . 9 ...
... Sine . - The versed sine is that portion of one of the radii between the foot of the sine and the arc on E B. 8. Coversed Sine . - The coversed sine is that portion of the perpendicular between the cosine and the quadrant , as G c . 9 ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
A B C accuracy accurately adjusted arrow axis back and fore back-sight beam compasses bench-mark boundaries centre chain chain-line check-lines chords clamped clinometer column commencement compass consequently Cosec cosine cross-wires curvature curve datum direction distance divided end of line equal feet fence field-book figures fixed fore sights ground hedge horizontal hypotenuse inches instrument intermediate intersection length level-book line A B line of collimation logarithm magnetic north mark means measured necessary observed offsets parallel plates pencil perpendicular plane plotted plumb-bob position post-and-rail fence quadrant radius reading reference right angles scale screw seen sextant side sine sketch slope square staff station straight line streets survey surveyor take the angle taken tangent tangential angle telescope theodolite tion traverse triangle trigonometry vernier vertical whilst Wimbledon Park wires zero
Δημοφιλή αποσπάσματα
Σελίδα 86 - If two triangles have two sides of the one equal to two sides of the...
Σελίδα 89 - IF a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another; and the exterior angle equal to the interior and opposite upon...
Σελίδα 85 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle ; and the straight line which stands on the other is called a perpendicular to it.
Σελίδα 61 - When you have proved that the three angles of every triangle are equal to two right angles...
Σελίδα 85 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16.
Σελίδα 92 - In any right-angled triangle, the square which is described on the side subtending the right angle is equal to the sum of the squares described on the sides which contain the right angle.
Σελίδα 116 - In any plane triangle, as the sum of the sides about the vertical angle is to their difference, so is the tangent of half the sum of the angles at the base to the tangent of half their difference.
Σελίδα 85 - 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.
Σελίδα 127 - 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 the difference of the same angles.
Σελίδα 85 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.