Trigonometry, Plane and Spherical;: With the Construction and Application of LogarithmsJ. Nourse, bookseller in ordinary to his Majesty., 1765 - 79 sider |
Inni boken
Resultat 1-5 av 17
Side 6
... base . A E • IG For , let AE or AF be the radius to which the table of fines , & c . is adapted , and ED the fine of the angle A or arch EF ( Vid . Def . 3. and 6. ) ; then , BDF becaufe of the fimi- lar triangles ACB and AED , it will ...
... base . A E • IG For , let AE or AF be the radius to which the table of fines , & c . is adapted , and ED the fine of the angle A or arch EF ( Vid . Def . 3. and 6. ) ; then , BDF becaufe of the fimi- lar triangles ACB and AED , it will ...
Side 12
... base , somewhere between C and the perpendicular BD , and therefore the angle found by the proportion AB ( aB ) : fin . C :: BC : fin . A ( or of CaB , ) may , it is evident , be either the acute angle A , or the obtufe one CaB ( which ...
... base , somewhere between C and the perpendicular BD , and therefore the angle found by the proportion AB ( aB ) : fin . C :: BC : fin . A ( or of CaB , ) may , it is evident , be either the acute angle A , or the obtufe one CaB ( which ...
Side 26
... base : moreover , let CG be the fine of the hypo- thenufe , AK its tangent , AF the tangent of the bafe , CH the fine of the perpendicular , and EF the fine of the angle at the base ; and let I , K and G , H be joined . Because CH is ...
... base : moreover , let CG be the fine of the hypo- thenufe , AK its tangent , AF the tangent of the bafe , CH the fine of the perpendicular , and EF the fine of the angle at the base ; and let I , K and G , H be joined . Because CH is ...
Side 28
... bases . For rad : co - fin . BC :: co - fin . AB : co - fine AC , fincerad : co - fin . BC :: co - fin . DB : co - fine DC , therefore , by equality and permutation , co - fine AB : co - fine DB :: co - fine AC : co - fine DC . THEOREM ...
... bases . For rad : co - fin . BC :: co - fin . AB : co - fine AC , fincerad : co - fin . BC :: co - fin . DB : co - fine DC , therefore , by equality and permutation , co - fine AB : co - fine DB :: co - fine AC : co - fine DC . THEOREM ...
Side 29
... base will be to each other , directly , as the fines of the vertical angles : For S radius : fine BCA :: co - fine CB : co - fine A , finceradius : fine BCD :: co - fine CB : co - fine D , therefore , by equality and permutation , Co ...
... base will be to each other , directly , as the fines of the vertical angles : For S radius : fine BCA :: co - fine CB : co - fine A , finceradius : fine BCD :: co - fine CB : co - fine D , therefore , by equality and permutation , Co ...
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Trigonometry, Plane and Spherical: With the Construction and Application of ... Thomas Simpson Uten tilgangsbegrensning - 1765 |
Trigonometry, Plane and Spherical: With the Construction and Application of ... Thomas Simpson Uten tilgangsbegrensning - 1765 |
Vanlige uttrykk og setninger
4th rem AC by Theor AC-BC AD² adjacent angles AE² alſo known arch baſe becauſe bifecting cafe chord circle co-fecant co-fine AC co-tangent of half common logarithm confequently COROL COROLLARY defcribed diameter dius E. D. PROP equal to half excefs exceſs faid fame fecant fecond feries fhall fides AC fince fines firft firſt fpherical triangle ABC fquare fubtracted fupplement fuppofed garithms gent of half given gles great-circles half the bafe half the difference half the fum half the vertical Hence hyperbolic logarithm hypothenufe interfect itſelf laft leffer leg BC likewife moreover pendicular perpendicular plane triangle ABC progreffion propofed proportion radius refpectively right-angled Spherical triangle right-line ſhall ſphere ſpherical tang tangent of half THEOREM thofe thoſe Trigonometry verfed vertical angle whence whofe