Elements of Geometry and Trigonometry |
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Page 226
... logarithm of the first four places , and prefix a characteristic which shall be one less than the number of places including the ciphers . Take from the last column on the right of the page , marked D , the number on the same horizontal ...
... logarithm of the first four places , and prefix a characteristic which shall be one less than the number of places including the ciphers . Take from the last column on the right of the page , marked D , the number on the same horizontal ...
Page 227
... logarithm of .0412 , is 2.614897 . PROBLEM . To find from the table , a number answering to a given logarithm . XXXII Search , in the column of logarithms , for the decimal part of the given logarithm , and if it be exactly found , set ...
... logarithm of .0412 , is 2.614897 . PROBLEM . To find from the table , a number answering to a given logarithm . XXXII Search , in the column of logarithms , for the decimal part of the given logarithm , and if it be exactly found , set ...
Page 228
... logarithm 3.233568 . The given logarithm is 3.233568 The next less tabular logarithm of 1712 , is 3.233504 Diff . = = 64 Tab . Diff . 253 ) 64.00 ( 25 Hence the number sought is 1712.25 , marking four places of integers for the ...
... logarithm 3.233568 . The given logarithm is 3.233568 The next less tabular logarithm of 1712 , is 3.233504 Diff . = = 64 Tab . Diff . 253 ) 64.00 ( 25 Hence the number sought is 1712.25 , marking four places of integers for the ...
Page 229
... logarithms , log . sec . - 2 COS . log . R - log . cos . 20 - log . cos . ; that is , the logarithmic secant is found by substracting the logarithmic cosine from 20. And R2 cosec . = or log . cosec . = 2 log . R ― lóg . sine — 20 — log ...
... logarithms , log . sec . - 2 COS . log . R - log . cos . 20 - log . cos . ; that is , the logarithmic secant is found by substracting the logarithmic cosine from 20. And R2 cosec . = or log . cosec . = 2 log . R ― lóg . sine — 20 — log ...
Page 230
... logarithm , the logarithm itself , and also the corresponding tabular difference . Subtract the logarithm taken , from the given logarithm , annex two ciphers , and then divide 230 PLANE TRIGONOMETRY .
... logarithm , the logarithm itself , and also the corresponding tabular difference . Subtract the logarithm taken , from the given logarithm , annex two ciphers , and then divide 230 PLANE TRIGONOMETRY .
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Common terms and phrases
adjacent adjacent angles altitude angle ACB angle BAC ar.-comp base multiplied bisect Book centre chord circ circumference circumscribed common cone consequently convex surface cylinder diagonal diameter dicular distance draw drawn equal angles equally distant equation equiangular equivalent figure formed four right angles frustum given angle given line gles greater homologous sides hypothenuse inscribed circle inscribed polygon intersection less Let ABC let fall logarithm measured by half number of sides opposite parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN polyedron polygon ABCDE prism proportional PROPOSITION pyramid quadrant quadrilateral quantities radii radius ratio rectangle regular polygon right angled triangle S-ABC Scholium secant secant line segment side BC similar solid angle solid described sphere spherical polygon spherical triangle square described straight line tang tangent THEOREM triangle ABC triangular prism vertex