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" To find the trigonometric functions corresponding to an angle between 45° and 90°, we take the degrees at the bottom of the page and the minutes in the right-hand column. The values of the... "
Elements of Plane and Spherical Trigonometry with Logarithmic and Other ... - Página 34
por Simon Newcomb - 1882 - 104 páginas
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The Young Trigonometer's Compleat Guide: Being the Mystery and ..., Volumen1

Benjamin Martin - 1736 - 328 páginas
...Word Log. Tang.) to be 9.6840011. '•Precept IX. If your Degrees be more than 45°, you muft feek the Degrees at the Bottom of the Page, and the Minutes in the Right-hand Column upwards; and thusagainft 57° 35' you find the Sine (under Log. Sine) to he 99264310; and the Tangent...
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Crocker's Elements of land surveying. To which are added, Tables of six ...

Abraham Crocker - 1841
...in the left-hand column, descending, and the logarithm is found by inspection ; if above 45 o, seek the degrees at the bottom of the page, and the minutes in the right-hand column, ascending. Thus, The logarithmic sine of 7o 4' is = 9-089990 81o 41' = 9-995409 The logarithmic tangent...
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The American Statistical Arithmetic: Designed for Academies and Schools

Francis Henney Smith - 1845 - 276 páginas
...minutes in the column on the left hand ; but should the title be at the bottom of th<* column, you have the degrees at the bottom of the page, and the minutes in the column on the right hand. If the given log. seems to belong to the odd minutes, proceed as directed...
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Surveying and Navigation, with a Preliminary Treatise on Trigonometry and ...

Aaron Schuyler - 1864 - 490 páginas
...the logarithm of the sine, of the tangent, etc. For co-sines and co-tangents, the degrees are given at the bottom of the page, and the minutes in the righthand column. The columns marked D 1" contain the difference for 1". 56. Problem. Find the logarithmic sine of 48° 25'...
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Plane and Spherical Trigonometry and Mensuration

Aaron Schuyler - 1875 - 184 páginas
...page, and the minutes in the left-hand column. For co-sines and co-tangents, the degrees are given at the bottom of the page, and the minutes in the righthand column. The columns marked D l" contain the difference for 1". 56. Problem. Find the logarithmic sine of 48° 25'...
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Elements of Geometry, Conic Sections, and Plane Trigonometry

Elias Loomis - 1877 - 443 páginas
...cosine " 9.947401 ; tangent " 9.718940; cotangent " 10.281060. If the angle be greater than 45°, find the degrees at the bottom of the page, and the minutes in the vertical column on the right ; then, in the column marked sine at the bottom, and opposite to the minutes,...
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Logarithmic and Other Mathematical Tables: With Examples of Their Use and ...

Simon Newcomb - 1882 - 184 páginas
...have a + ß = 90, then a and ß are complementary functions, and / sin ß = cos a; tan ß = со tan a. Therefore if our angle is between 45° and 90°,...found in the same line as the minutes. Example 1. For 52° 59' we find log sin = 9.90225; log tan = 0.12262; log cot = 9.877 38; log cos = 9.779 63. Ex....
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Logarithmic and Trigonometric Tables

Edward Albert Bowser - 1895 - 87 páginas
...column. If the angle is between 45° and 90°, we look for the name of the function and the number of degrees at the bottom of the page, and the minutes in the right-hand column. In each case the horizontal rows at the top of the pages go with the degrees at the top, and the horizontal...
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Logarithmic and Trigonometric Tables

Edward Albert Bowser - 1908 - 87 páginas
...column. If the angle is between 45° and 90°, we look for the name of the function and the number of degrees at the bottom of the page, and the minutes in the right-hand column. In each case the horizontal rows at the top of the pages go with the degrees at the top, and the horizontal...
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Geometry: Plane Trigonometry. Chain Surveying. Compass Surveying. Transit ...

International Correspondence Schools - 1906
...required. The desired logarithm is found in this row and column, For an angle between 45° and 90°, find the degrees at the bottom of the page and the minutes in the column (marked ') at the right of the page. Then look across the page, along the horizontal roic containing...
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