Books Books
DE ; the point B shall coincide with the point E, because AB is equal to DE; and AB coinciding with DE, AC shall coincide...
Elements of Geometry: Being Chiefly a Selection from Playfair's Geometry - Page 24
by John Playfair - 1829 - 186 pages

## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - Trigonometry - 1806 - 546 pages
...the angle ABC to the B angle DEF, and the angle ACB to DFE. For, if the triangle ABC be applied to DEF, so that the point A may be on D, and the straight line AB upon DE ; the point B shall coincide with the point E, because AB is equal to DE; and AB coinciding...

## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Mathematics - 1806 - 320 pages
...AC to DF; and also the base BC equal to the base EF : the angle BAC is equal to the angle EOF. For, if the triangle ABC be applied to the triangle DEF, so that the point B be on E, and the straight line BC upon EF ; the point C shall also coincide with the point F, because...

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

Euclides - 1816 - 588 pages
...viz. the angle ABC to the angle DEF, and the angle ACB to DFE. For, if the triangle ABC be applied to DEF, so that the point A may be on D, and the straight line AB uponDE; the point B shall coincide with the point E, because ABis equal to DE ; and AM coinciding with...

## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Circle-squaring - 1819 - 350 pages
...EM to DF ; and also the base BC equal to the b;ise EF. The angle BAC is equal to the angle EDF. For, if the triangle ABC be applied to the triangle DEF, so that the point B be on E, and the straight line BC upon EF ; the point C shall also coincide with the point F, because...

## A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 1046 pages
...angle ABC to the angle DEF, and the angle ACB to DFE. В с ¿' For, if the triangle ABC be applied to DEF. so that the point A may be on D, and the btr.ight line AB upon DE ; the point В shall coincide with the point E, because AB is equal to DE...

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

Robert Simson - Trigonometry - 1827 - 546 pages
...viz. the ttngle ABC to the angle DEF, and the angle ACB to DFE. For, if the triangle ABC be applied to DEF, so that the point A may be on D, and the straight line AB upon DE; the point B shall coincide with the point E, because AB is equal f to DE : and AB coinciding...

## The Philosophy of Human Knowledge: Or a Treatise on Language. A Course of ...

Alexander Bryan Johnson - Language and languages - 1828 - 216 pages
...adduced by Euclid changes the character of the process. He says, if the triangle ABC be applied to DEF, so that the point A may be on D, and the straight line AB upon DE; the point B, shall coincide with the point E. I would ask why? Because, says Euclid, AB is...

## Self-examinations in Euclid

John Martin Frederick Wright - Euclid's Elements - 1829 - 206 pages
...The demonstration may be rendered more perfect, as follows : For, if the triangle ABC, be applied to DEF, so that the point A may be on D, and the point B on the straight line DE; then AB must lie wholly on DE, for otherwise two straight lines would...