The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtEvert Duyckinck, 1814 - 508 σελίδες |
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Σελίδα 273
... Tang . Bear . 61 ° 15 ′ Answer , { : Distance 113.49 } 113.5 per . IN runs N. 61 ° 15 ′ E. NI runs S. 61 15 W. In the part IABCI , the difference between the northings and the southings of the three lines , IA , AB and BC ( 109.1 ) is ...
... Tang . Bear . 61 ° 15 ′ Answer , { : Distance 113.49 } 113.5 per . IN runs N. 61 ° 15 ′ E. NI runs S. 61 15 W. In the part IABCI , the difference between the northings and the southings of the three lines , IA , AB and BC ( 109.1 ) is ...
Σελίδα 16
... tang . of 42 50 10.032877 secant of 19 27 10.025519 co - secant of 70 33 10.025519 sine of 108 36 or sine of 71 24 9.976702 or co - sine of 18 36 2 To find the Degrees and Minutes nearest corresponding to a given Loga rithmic Sine , Co ...
... tang . of 42 50 10.032877 secant of 19 27 10.025519 co - secant of 70 33 10.025519 sine of 108 36 or sine of 71 24 9.976702 or co - sine of 18 36 2 To find the Degrees and Minutes nearest corresponding to a given Loga rithmic Sine , Co ...
Σελίδα
... 8.540662 8.541269 8.5418758.542480 60 " 50 " 40 " 30 31 32 33 34 35 36 37 39 41 42 43 44 456 45 48 49 50 53 54 55 56 55555 46 78 9 57 58 59 30 " 20 " 9276n + 3 N 5 4 2 I 10 " M 0 Degree . M Sine . Co - sine Tang LOGARITHMIC TANGENTS . 25.
... 8.540662 8.541269 8.5418758.542480 60 " 50 " 40 " 30 31 32 33 34 35 36 37 39 41 42 43 44 456 45 48 49 50 53 54 55 56 55555 46 78 9 57 58 59 30 " 20 " 9276n + 3 N 5 4 2 I 10 " M 0 Degree . M Sine . Co - sine Tang LOGARITHMIC TANGENTS . 25.
Σελίδα
... tang . Secant . Co - se M O 0.000000 10.000000 0.000000 60 2 21 22 Infinite . 10.000000 Infinite . 1 6.463726 ... tang Tang . Co - sec . Secant . M M 21 2 2 20 19 12 II 10 9876543210 I 1 Degree . M Sine . Co - sine . 26 LOGARITHMIC SINES ...
... tang . Secant . Co - se M O 0.000000 10.000000 0.000000 60 2 21 22 Infinite . 10.000000 Infinite . 1 6.463726 ... tang Tang . Co - sec . Secant . M M 21 2 2 20 19 12 II 10 9876543210 I 1 Degree . M Sine . Co - sine . 26 LOGARITHMIC SINES ...
Σελίδα 1
... tang Secant . Co - sec . K 08.241855 9.999934 8.241921 11.758079 10.000066 11.758145 60 18.249033 9.999932 8.249102 ... tang . Tang . Co - sec , Secant . 00 Harrees 2 : 4 22 21 20 19 88 17 16 9876 4 M M 5 14 2 Degrees . Sine . Co ...
... tang Secant . Co - sec . K 08.241855 9.999934 8.241921 11.758079 10.000066 11.758145 60 18.249033 9.999932 8.249102 ... tang . Tang . Co - sec , Secant . 00 Harrees 2 : 4 22 21 20 19 88 17 16 9876 4 M M 5 14 2 Degrees . Sine . Co ...
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acres altitude Answer arch base bearing blank line centre chains and links circle circle of latitude circumferentor Co-sec Co-tang column compasses contained decimal Dep Lat Dep difference Dist divided divisions draw east Ecliptic edge EXAMPLE feet field-book figures fore four-pole chains geometrical series given number half the sum Horizon glass hypothenuse inches instrument Lat Dep Lat latitude length logarithm measure meridian distance multiplied Natural Co-sines natural sine Nonius number of degrees object observed off-sets opposite parallelogram perches perpendicular plane pole pole star PROB proportion protractor Quadrant quotient radius right angles right line scale of equal SCHOLIUM screw Secant sect semicircle Sextant side sights square root station stationary distance subtracted survey taken Tang tangent theo theodolite trapezium triangle ABC trigonometry vane versed sine vulgar fraction