. Trigonometria. triangle ABC, the leg A B is inquired fromHypotenufa A C terms of proportion. As the fine of the complement of the given leg,To the whole fine: The given . ? 5 So fine compl. of HypotenufaS Z To fine comp. of the leg inquired. Illttfiratien by Numbers. As the fine HC the whole fine H B 90So the fine CG To the fine BD 43Complement A B 47, the leg inquired. 9-96V 7 34° * f R O B L. Trigonometria Brha/mka. fy P R O B L. 3. The Oblique angles given, to find either legt In the redangular triangle A
. Trigonometria. triangle ABC, the leg A B is inquired fromHypotenufa A C terms of proportion. As the fine of the complement of the given leg,To the whole fine: The given . ? 5 So fine compl. of HypotenufaS Z To fine comp. of the leg inquired. Illttfiratien by Numbers. As the fine HC the whole fine H B 90So the fine CG To the fine BD 43Complement A B 47, the leg inquired. 9-96V 7 34° * f R O B L. Trigonometria Brha/mka. fy P R O B L. 3. The Oblique angles given, to find either legt In the redangular triangle ABC, the leg B C is inquiied iCACB ^22The given angles <* l?BAC 30 The terms of proportion. i-t CKto»-t r As the fine of the angle conterminate with the leg iuqnired%jTo the fine complement of the angleop?ofte to the leg inquired :i J S° the whole fine,%( To the of the kg inquired. Axiom I. Chap. 2. Illujfration Arithmetical. Asthefine FI the fine H G 60So the whole fine F C 90. 9973M72S ^755o^>1 To the fine HC ^43734° Complement C B The leg inquired. T R O B L- 4. *A leg, and an angle conterminate therewith, being given, to find the other the rectangular triangle ABC, the leg B C is inquired jfcf CLcg AB47 Y/^ ThegivenP cv I Angle BAC 30 : The terms of proportion. As the Radius-* >S So the fine of the leg ghen> To the tangent of the oblique angle given: ^4,7~& the tangent of the leg inquired. Axiom 3. Chap*^ Hlufiratim Arithmetical. -
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Keywords: ., bookcentury1600, bookdecade1650, bookidtrigonometri, bookyear1658
