A Treatise on Elementary TrigonometryMacmillan & Company, 1885 - 274 páginas |
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Página 11
... figures , a very considerable degree of accuracy is attained . Also that a much greater degree of accuracy is attained for every additional figure . 18. It is no advantage in calculations such as the above to have the value of such ...
... figures , a very considerable degree of accuracy is attained . Also that a much greater degree of accuracy is attained for every additional figure . 18. It is no advantage in calculations such as the above to have the value of such ...
Página 14
... figure enclosed by any number of straight lines . 21. A regular polygon has all its sides equal and all its angles equal . 22. The perimeter of a polygon is the sum of its sides . 23. If we have two circles in which the diameter of the ...
... figure enclosed by any number of straight lines . 21. A regular polygon has all its sides equal and all its angles equal . 22. The perimeter of a polygon is the sum of its sides . 23. If we have two circles in which the diameter of the ...
Página 17
... figure AaBẞCy etc. is a regular polygon of twice as many sides as the first polygon . And since the sides Aa + aB are together greater than the side AB , it follows that the perimeter of the second polygon , viz . Aa + aB + BB + BC + Cy ...
... figure AaBẞCy etc. is a regular polygon of twice as many sides as the first polygon . And since the sides Aa + aB are together greater than the side AB , it follows that the perimeter of the second polygon , viz . Aa + aB + BB + BC + Cy ...
Página 18
... figure is equiangular with * , and therefore similar to , aob any one of the isosceles triangles in the second figure . and .. AB : OA = ab : oa , [ Euc . vi . 4. ] BC OA = bc : oa , and so on . ... AB + BC + CD + etc .: OA = ab + bc + ...
... figure is equiangular with * , and therefore similar to , aob any one of the isosceles triangles in the second figure . and .. AB : OA = ab : oa , [ Euc . vi . 4. ] BC OA = bc : oa , and so on . ... AB + BC + CD + etc .: OA = ab + bc + ...
Página 22
... figure consisting of a circle with a regular hexagon inscribed in it , one of whose sides is 3 feet . ( 14 ) How many inches of wire would be necessary in a figure similar to that in Question ( 13 ) , if the circumference of the circle ...
... figure consisting of a circle with a regular hexagon inscribed in it , one of whose sides is 3 feet . ( 14 ) How many inches of wire would be necessary in a figure similar to that in Question ( 13 ) , if the circumference of the circle ...
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algebraical angle of elevation angle ROP ARITHMETIC Assistant-Master base BOOK Cambridge centre circle circular measure circumference Clifton College common logarithms cos² cos³ cosec cosine Crown 8vo decimal diameter Draw PM Edited by Rev ELEMENTARY TREATISE English equal equation Eton College Example Express Extra fcap feet Fellow of St Fellow of Trinity Find the angle Find the number formulæ fraction GEOMETRY Globe 8vo grades GRAMMAR Greek Hence HISTORY hypotenuse inscribed Introduction and Notes J. P. MAHAFFY John's College late Fellow LATIN length LL.D logarithms magnitude Mathematics miles negative numerous Illustrations observed Owens College Oxford perimeter perpendicular positive PRIMER Professor prove Quadrant radians radius regular polygon revolving line right angle School sides significant figures sin² sin³ sine student subtends tangent tower triangle ABC Trigonometrical Ratios Trinity College University yards
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