Elements of Surveying: With a Description of the Instruments and the Necessary Tables, Including a Table of Natural Sines |
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Page 37
... side of the page , till you reach the number expressing the minutes : then pass along the horizontal line into the columns designated tang , cot , sine , or cosine , as 4 PLANE TRIGONOMETRY . 37 Table of Logarithmic Sines,
... side of the page , till you reach the number expressing the minutes : then pass along the horizontal line into the columns designated tang , cot , sine , or cosine , as 4 PLANE TRIGONOMETRY . 37 Table of Logarithmic Sines,
Page 38
... tang , cot , sine , or cosine , as the case may be ; the number so pointed out is the logarithm required . 54. The column designated sine , at the top of the page , is designated cosine at the bottom ; the one designated tang , by ...
... tang , cot , sine , or cosine , as the case may be ; the number so pointed out is the logarithm required . 54. The column designated sine , at the top of the page , is designated cosine at the bottom ; the one designated tang , by ...
Page
... Tang . 0.0000001 D. Cotang . Innate . 60 16.463726 501717 000000 00 6.463726501717 13.536274 59 2 764756 293485 000000 00 764756 293483 235244 58 3 940847 208231 000000 00 940847 208231 059153 57 7.065786 161517 000000 00 7.065786 ...
... Tang . 0.0000001 D. Cotang . Innate . 60 16.463726 501717 000000 00 6.463726501717 13.536274 59 2 764756 293485 000000 00 764756 293483 235244 58 3 940847 208231 000000 00 940847 208231 059153 57 7.065786 161517 000000 00 7.065786 ...
Page 1
... Tang . D Cotang . 9.9999341 04 8.241921 ) 11967 11.758079 ) 60 999932 04 249102 11772 75089859 999929 04 256165 11584 743835 58 999927 04 263115 11402 736885 57 999925 04 269956 11225 730044 56 999922 04 276691 11054 723309 55 99992004 ...
... Tang . D Cotang . 9.9999341 04 8.241921 ) 11967 11.758079 ) 60 999932 04 249102 11772 75089859 999929 04 256165 11584 743835 58 999927 04 263115 11402 736885 57 999925 04 269956 11225 730044 56 999922 04 276691 11054 723309 55 99992004 ...
Page 2
... Tang . 9.999735 07 8.543084 999731 07 546691 D. Cotang . 6012 11.456916 60 5962 453309 59 549995 5906 999726 07 550268 5914 449732 58 553539 5858 999722 08 553817 5866 446183 57 557054 5811 999717 08 557336 5919 442664 56 560540 5765 ...
... Tang . 9.999735 07 8.543084 999731 07 546691 D. Cotang . 6012 11.456916 60 5962 453309 59 549995 5906 999726 07 550268 5914 449732 58 553539 5858 999722 08 553817 5866 446183 57 557054 5811 999717 08 557336 5919 442664 56 560540 5765 ...
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Common terms and phrases
adjusted angle of elevation axis azimuth back-sights base line called centre clamp-screw coincide column comp compass Cosine D Cosine Sine Cotang course curve degrees determined difference of level direction divided double meridian distance draw east elongation error example feet field notes figure given angle given line given point ground Gunter's chain hence horizontal angle horizontal distance horizontal plane hypothenuse inches instrument intersection LatDegDegDegDeg Distance latitude and departure length levelling screws line AC line of collimation logarithm M.
M. Sine marked measure method multiplied natural sines needle object paper parallel passing perpendicular plane of reference protractor radius right angles right-angled triangle rods scale of equal secant side sights similar triangles Sine Sine spider's lines square chains staff subtract surface survey Tang tangent theodolite true meridian vernier plate vertical limb yards