The Enquirer: Or, Literary, Mathematical, and Philosophical Repository ..., Volume 1William Marrat, Pishey Thompson Whittingham and Rowland., 1811 |
From inside the book
Results 1-3 of 5
Page 143
... tangents of half the sum , into the tangent of half the difference of the hypothenuse and one of the legs , is equal to the square of the tangent of half the other leg required the demonstration . Note . This proposition is in the ...
... tangents of half the sum , into the tangent of half the difference of the hypothenuse and one of the legs , is equal to the square of the tangent of half the other leg required the demonstration . Note . This proposition is in the ...
Page 207
... + c2 2 a2 + b2 a2 + c2 have xy = x 2 = and 2 2 a2 + b2 x2y'z ' = 2 a2 + c2 2 b2 + c2 X and xyz = 2 By multiplying these three equations together , we have : tangent AD - BD 2 ; also the tangents MATHEMATICAL DEPARTMENT . 207.
... + c2 2 a2 + b2 a2 + c2 have xy = x 2 = and 2 2 a2 + b2 x2y'z ' = 2 a2 + c2 2 b2 + c2 X and xyz = 2 By multiplying these three equations together , we have : tangent AD - BD 2 ; also the tangents MATHEMATICAL DEPARTMENT . 207.
Page 209
... tangent AD - BD 2 ; also the tangents are reciprocally as the cotangents ; therefore , we have tangent 2 AC + BC :: tangent AD + BD AC - BC : tangent 2 2 AD - BD AC + RC ; consequently , tangent X tan- 2 2 AC - BC AD + B D gent ...
... tangent AD - BD 2 ; also the tangents are reciprocally as the cotangents ; therefore , we have tangent 2 AC + BC :: tangent AD + BD AC - BC : tangent 2 2 AD - BD AC + RC ; consequently , tangent X tan- 2 2 AC - BC AD + B D gent ...
Contents
Two Epigrams of much point | 32 |
On the Usefulness of Mathematical Studies | 98 |
Essay on Satirical | 105 |
3 other sections not shown
Other editions - View all
Common terms and phrases
Academy acid Allen amusement angle Answered by Master answered by Rylando appear ARTICLE Attested body Bruster Burstwick Burton Pidsea Cæsar called circle colour communication continued cylinder death degree diameter dry rot Dunn earth ENQUIRER equal equation Ermin Street evidently Farnley father feet fire force frustum Gawthrop gentlemen given Grimsby happiness heat hence Hirst Homerton Hornsea Leadenham Lincoln Lincolnshire Macann Mangham manner mathematics means Messrs method mind muriatic muriatic acid nature Nesbit object observed Overbury parents Pickering pleasure precipitate present produce Putsey quæ QUERY question rendered roads Romans side SILVER MEDAL similar triangles Sir Thomas Overbury Smith solution square sulphuric acid suppose tangent thing thou Threekingham tion Tomlinson triangle wall weight whence whole Winteringham Winward words young