Zoeken Afbeeldingen Maps Play YouTube Nieuws Gmail Drive Meer »
Inloggen
Boeken Boek
" BG; that is, the fum of the fides is to their difference, as the tangent of half the fum of the angles at the bafe to the tangent of half their difference. "
A Complete Treatise on Practical Mathematics: Including the Nature and Use ... - Pagina 38
door John McGregor (teacher of mathematics.) - 1792 - 431 pagina’s
Volledige weergave - Over dit boek

The Doctrine of Plain and Spherical Trigonometry: With Its Application and ...

William Hawney - 1725 - 479 pagina’s
...The Demon ftr At ion of this fecond Axiom is briefly thus. I fay, the fum of the Legs of any Angle a, is to their Difference, as the Tangent of half the fum of their oppofite Angles, is to the Tangent of half their Difference. Let Let A* B and C represent the...
Volledige weergave - Over dit boek

A Compleat Treatise of Practical Navigation Demonstrated from It's First ...

Archibald Patoun - 1734 - 414 pagina’s
...In any plain Triangle, as ABC, thefum of the fides, AB and BC, is to the difference of thefe fides, as the Tangent of half the fum of the Angles at the bafe, viz. A and C, is to the Tangent of half the difference of thefe Angles. Demon. Produce AB and make...
Volledige weergave - Over dit boek

Miscellanea Curiosa Mathematica: Or, The Literary Correspondence ..., Volume 1

Francis Holliday - 1749 - 316 pagina’s
...method offohing this qucjiion is thus : AS the fum of the ratios ( ij) is to their difference (3), fo is the tangent of half the fum of the angles at the bafe to the tangent of half their difference ; whence all the angles are known, and consequently the triangle....
Volledige weergave - Over dit boek

A New & Complete Treatise of Spherical Trigonometry: In which are Contained ...

Antoine-René Mauduit - 1768 - 216 pagina’s
...the tangent of half the difference cf the fegments of the bafe-, and the fécond this ; The coßne of half the fum of the angles at the bafe is to the coftne cf half their difference, as the tangent of half the difference of their oppofttefides is io...
Volledige weergave - Over dit boek

A Key to the Modern Sliding-rule: Containing the Description and Exlpanation ...

William Flower - 1768 - 228 pagina’s
...point from the middle of the bafe. TbeoretQ VII. In any fpberic triangle it will be, as the cotangent of half the fum of the angles, at ' the bafe is to the tangent of half their difference* fo is the tangent of half the vertical angle to the tangent of the...
Volledige weergave - Over dit boek

A Compendious Course of Practical Mathematics: Particularly Adapted to the ...

Paul Hoste - 1769
...confequently, fince (by 4. AE is to DA, as CE toDF, it is certain, tha* the fum of the fides BA, BC, is to their difference, as the tangent of half the fum of the angles A and C, is to the tangent of an angle, which added to the faid half, will make the greater angle C....
Volledige weergave - Over dit boek

A New System of Mathematics: Containing Plane Geometry; General ...

John Muller - 1769 - 92 pagina’s
...BC-CA: BD + DA. PROP. Fig. 27. 80. In any unequal Jided triangle ABC, the fum of the fides BC, AC, is to their difference, as the tangent of half the fum of the oppofae angles A, B, is to the tangent of half their difference. Let the fame conftru&ion be as the...
Volledige weergave - Over dit boek

New Elements of Mathematics: Or Euclid Corrected. Containing Plane Gometry ...

John Muller - 1773 - 130 pagina’s
...: BC-CA:BD + DA. PROP. Fig. 27: 80. In any unequal fided triangle ABQ the fum of the fides BC, AC, is to their difference, as the tangent of half the fum of the oppofite angles A, B, is to the tangent of half their difference. Let the fame conftruction be as the...
Volledige weergave - Over dit boek

The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ...

Robert Simson - 1775 - 520 pagina’s
...; and fince BC, FG are parallel (2.6.) EC is to CF, asEB to BG; that is, the fum of the H h 3 fides fides is to their difference, as the tangent of half the fum of the angles at the bafe to the tangent of half their difference. PROP. IV. FIG. 18. TN any plain triangle BAC, whole two fides...
Volledige weergave - Over dit boek

The Elements of Euclid: In which the Propositions are Demonstrated in a New ...

Euclid - 1776 - 264 pagina’s
...angle BIC, or BAC f. Wherefore, Sec, f fcho1PROP. Ill, TN any right lined triangle, ths fum of any two fides., is to their •*• difference, -as the tangent of half the fum of the angles at the kafe, is to the tangent of half their difference. Let ABC be the triangle, the fum of any two of its...
Volledige weergave - Over dit boek




  1. Mijn bibliotheek
  2. Help
  3. Geavanceerd zoeken naar boeken
  4. PDF downloaden