Elements of plane trigonometry |
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Page 10
... difference between R and r is small , ( + 2R ) is a very 3 near approximation to the limit of both radii , and that I 1 2 therefore may be taken = with great accuracy . I ( r + 2R ) 3 Taking the radii for 1024 sides r + 2 R If ...
... difference between R and r is small , ( + 2R ) is a very 3 near approximation to the limit of both radii , and that I 1 2 therefore may be taken = with great accuracy . I ( r + 2R ) 3 Taking the radii for 1024 sides r + 2 R If ...
Page 15
... difference without limiting the generality of the expression by stating which of the symbols stands for the greater number . For instance , if a distance a miles be measured from a fixed point along ( or parallel to ) a given line in a ...
... difference without limiting the generality of the expression by stating which of the symbols stands for the greater number . For instance , if a distance a miles be measured from a fixed point along ( or parallel to ) a given line in a ...
Page 36
... difference , the difference of two numbers is nearly proportional to the difference of their logarithms . Whence the difference between a number and the nearest number in the tables being known , the difference to be added to the ...
... difference , the difference of two numbers is nearly proportional to the difference of their logarithms . Whence the difference between a number and the nearest number in the tables being known , the difference to be added to the ...
Page 49
Hugh Blackburn. CHAPTER X. THE SINE AND COSINE OF THE SUM AND DIFFERENCE OF TWO ANGLES . I. To find the sine and cosine of the sum of two angles . Let C be the centre of a circle of which the radius CA = R. Let the circular measure of ...
Hugh Blackburn. CHAPTER X. THE SINE AND COSINE OF THE SUM AND DIFFERENCE OF TWO ANGLES . I. To find the sine and cosine of the sum of two angles . Let C be the centre of a circle of which the radius CA = R. Let the circular measure of ...
Page 50
Hugh Blackburn. 2. To find the sine and cosine of the difference of two angles . Let circular measure of ACB , = ф = of BCD . Then circular measure of A CD . - = Draw DE , DF perpendicular to CA , CB . Then DER sin ( 0-6 ) ; CE = R cos ...
Hugh Blackburn. 2. To find the sine and cosine of the difference of two angles . Let circular measure of ACB , = ф = of BCD . Then circular measure of A CD . - = Draw DE , DF perpendicular to CA , CB . Then DER sin ( 0-6 ) ; CE = R cos ...
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adapted Algebra appended arc subtending ARITHMETIC BEGINNERS BROOKE FOSS WESTCOTT calculated Cambridge centre chapter chord CHURCH circle inscribed circular functions circular measure circumference CLASS-BOOK classes cloth common logarithm Conic Sections cosec cotangent Crown 8vo curve direction Education EDWARD THRING ELEMENTARY TREATISE endeavoured English equal Equations Euclid Examination Papers excribed exercises explain Extra fcap formulæ Fourth Edition GEOMETRY given Grammar Greek Head Master Heir of Redclyffe Illustrations increases inscribed circle John's College late Fellow Latin Lecturer limit logarithm manual Maps method MIXED MATHEMATICS Notes number of points number of sides numerous Examples Owens College perimeter perpendicular polygon problems Professor projection of FD PROP propositions R₁ radii radius ratio rectangle contained render right angle Schools Second Edition selected semi-perimeter sine and cosine solution tab log tangent Third Edition tion Todhunter University University of Cambridge UNIVERSITY OF GLASGOW versin volume
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