Recherche Images Maps Play YouTube Actualités Gmail Drive Plus »
Connexion
 Livres Livres 1 - 10 sur 175 pour C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides....
C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
The Young Mathematician's Guide: Being a Plain and Easy Introduction to the ... - Page 473
de John Ward (of Chester.) - 1747 - 480 pages
Affichage du livre entier - À propos de ce livre

A Treatise of Algebra in Two Books: The First Treating of the Arithmetical ...

Philip Ronayne - 1717 - 408 pages
...difference of any two Quantities is = greater of them. And ± Sum — ~ diff. is = lejje r of them. But Wholes are as their Halves : Wherefore the Sum...their Difference as the Tangent of half the Sum of the i. s oppofite is to the Tangent of half their difference. ft. fD AXIOM 4.' • Me»»»- !-*- '"••...
Affichage du livre entier - À propos de ce livre

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

William Hawney - 1725 - 479 pages
...oppofite Angles is to the Tangent of half their Difference. But Wholes are as their Halves : Therefore the Sum of the Legs is to their Difference, as the Tangent of half the Sum of the oppofite Angles, is to the Tangent of half their Difference. Which was, &c. From this Axiom the following...
Affichage du livre entier - À propos de ce livre

A Treatise of Algebra in Two Books: The First Treating of the Arithmetical ...

Philip Ronayne - 1738 - 421 pages
...parallel to the Bafe, being ( by Schol. to 2. 6 End. El. ) proportional ; E С » EB : : FA •• FG 5 that is in Words, half the Sum of the Legs, Is to...Difference, As the Tangent of half the Sum of the Angles oppofite, Is to the Tangent of half their Difference. ,§>. E Û). Axiom IV. The Bafe , or greateft...
Affichage du livre entier - À propos de ce livre

The Mathematician

1751 - 399 pages
...writers of Trigonometry, that the Sum of the Sides, including any given Angle Angle of a plain Triangle, is to their Difference, as the Tangent of half the Sum of the unknown Angles, is to the Tangent of half their Difference ; therefore, if the including Sides of two...
Affichage du livre entier - À propos de ce livre

A Treatise of Practical Surveying: Which is Demonstrated from Its First ...

Robert Gibson - 1795 - 319 pages
...II. In any plane Triangle ABC, the Sum of the two given Sides AB and BC, including a given Angle ABC, is to their Difference ; as the Tangent of half the Sum ' of the two unknown Angles A and C is to the Tangent ef half their Difference. Fig. 1 1 . Produce Plate V....
Affichage du livre entier - À propos de ce livre

The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid, Robert Simson - 1806 - 518 pages
...given, the fourth is also given. ' PROP. III. FIG. 8. In a plane triangle, the sum of any two sides is to their difference, as the tangent of half the sum of the angles at the base, to the tangent of half their difference. . * Let ABC be a plane triangle, live sura of...
Affichage du livre entier - À propos de ce livre

A Treatise on Plane and Spherical Trigonometry: With Their Most Useful ...

John Bonnycastle - 1806 - 419 pages
...• Hence, since AC, OF are parallel, EcistocrasEA. is to AC; that is, the sum of the sides AB, B c is to their difference, as the tangent of half the sum of their opposite angles B AC, BCA is to the tangent of half their difference. , QE u. THEOREM III. 95....
Affichage du livre entier - À propos de ce livre

A Treatise of Practical Surveying, ...

Robert Gibson - 1808 - 440 pages
...la any plane triangle ABC, the sum of the two. given sides AB and £C, including a given angle ABC, is to their difference, as the tangent of half the sum of the two unknown angles A and C is to the tangent of half their difference. Fig. 11. PLANE TRIGONOMETRY....
Affichage du livre entier - À propos de ce livre

Elements of Geometry, Geometrical Analysis, and Plane Trigonometry: With an ...

Sir John Leslie - 1809 - 493 pages
...dt 3"-V zp: « <f-*s"-*+n. n -- * 3 2 -7 s -6 &c . PROP. IV. THEOR. The sum of the sines of two arcs is to their difference, as the tangent of half the sum of the arcs to the tangent of half the difference. If A and B denote two arcs; the S,A + S,B : S, A — S,B...
Affichage du livre entier - À propos de ce livre

The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - 1810 - 518 pages
...of half their difference. • Let ABC be a plane triangle, the sum of any two sides, AB, AC will be to their difference as the tangent of half the sum of -;' the angles at the base ABC, ACB to the tangent of half their difference. About A as a centre, with AB the greater...
Affichage du livre entier - À propos de ce livre