Søk Bilder Maps Play YouTube Nyheter Gmail Disk Mer »
Logg på
 Bøker Bok 1–10 av 86 på The sum of the three angles of any triangle is equal to two right angles, this is...
The sum of the three angles of any triangle is equal to two right angles, this is a Theorem, the truth of which is demonstrated by Geometry.
A Course of Mathematics ...: Composed for the Use of the Royal Military ... - Side 2
av Charles Hutton - 1811
Uten tilgangsbegrensning - Om denne boken

## A Course of Mathematics in Two Volumes for the Use of Academies, as ..., Volum 1

Charles Hutton - 1816
...Definitions, Axioms, Propositions, Theorems, Problems, Lemmas, Corollaries, Scholiums, &c. 4. . / Dijinition is the explication of any term or word in a science...The sum of the three angles of any triangle is equal lo two right angles, this is a Theorem, the truth of which is demonstrated by Geometry. —A set or...
Uten tilgangsbegrensning - Om denne boken

## A Course of Mathematics ...: For the Use of Academies, as Well as ..., Volum 1

Charles Hutton - 1818
...Definition ought to be clear, and expressed in words that are common and perfectly well understood. 6. A Proposition is something proposed to be proved,...of which is demonstrated by Geometry. — A set or collector! of such Theorems constitutes a Theory. 7. A. Problem is a proposition or a question requiring...
Uten tilgangsbegrensning - Om denne boken

## A Course of Mathematics: For the Use of Academies, as Well as Private ...

Charles Hutton - 1822
...Definition ought to be clear, and expressed in words that are common and perfectly well understood. 6. A Proposition is something proposed to be proved,...collection of such Theorems constitutes a Theory. I. A Problem is a proposition or a question requiring •something to be done ; either to investigate...
Uten tilgangsbegrensning - Om denne boken

## A Course of Mathematics: For the Use of Academies, as Well as ..., Volum 1

Charles Hutton - 1831
...are common and perfectly well understood. 5. A Proposition is something proposed to be demonstrated, or something required to be done ; and is accordingly...when it is said that, The sum of the three angles of a plane triangle is equal to two right angles, that is a Theorem, the truth of which is demonstrated...
Uten tilgangsbegrensning - Om denne boken

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

John Playfair - 1835 - 316 sider
...together ; or, two quantities that are each of them equal to a third quantity, are equal to each other. 5. A Theorem is a demonstrative proposition ; in which...it is said that the sum of the three angles of any plane triangle is equal to two right angles, this is called a Theorem ; and the method of collecting...
Uten tilgangsbegrensning - Om denne boken

## Annual Meeting of the American Institute of Instruction ..., Volum 5

...his work, this author has pursued a different method in regard to parallel lines, by first proving that the sum of the three angles of any triangle is equal to two right angles ; but the demonstration is tedious and difficult for beginners, and is therefore rarely understood....
Uten tilgangsbegrensning - Om denne boken

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

John Playfair - 1837 - 318 sider
...or, two quantities that are each of them equal to a third quantity, are equal to each other. ,. if 5. A Theorem is a demonstrative proposition ; in which...it is said that the sum of the three angles of any plane triangle is equal to two right angles, this is called.a Theorem ; and the method of collecting...
Uten tilgangsbegrensning - Om denne boken

## An Elementary Treatise on Plane and Solid Geometry

Benjamin Peirce - 1837 - 159 sider
...perpendicular to its base, divides it, by art. 57, into the two equal triangles ABC and ABG. 64. Theorem. The sum of the three angles of any triangle is equal to two right angles. Demonstration. Let ABC (fig. 36) be the given triangle. Produce AC to D, and draw CE parallel to AB....
Uten tilgangsbegrensning - Om denne boken

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

John Playfair - 1842 - 317 sider
...together ; or, two quantities that are each of them equal to a third quantity, are equal to each other. 5. A Theorem is a demonstrative proposition ; in which...it is said that the sum of the three angles of any plane triangle is equal to two right angles, this is called a Theorem; and the method of collecting...
Uten tilgangsbegrensning - Om denne boken

## A Glance at the Physical Sciences: Or, The Wonders of Nature, in Earth, Air ...

Samuel Griswold Goodrich - 1844 - 352 sider
...be demonstrated, or something required to be done, and is accordingly either a theorem or a problem. A theorem is a demonstrative proposition, in which...when it is said that the sum of the three angles of a triangle is equal to two right angles, that is a theorem, the truth of which is demonstrated by geometry....
Uten tilgangsbegrensning - Om denne boken