Søk Bilder Maps Play YouTube Nyheter Gmail Disk Mer »
Logg på
 Bøker Bok 91–100 av 191 på All the interior angles of any rectilineal figure, together with four right angles,... All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides. Elements of Geometry: Containing the First Six Books of Euclid : with a ... - Side 308
av John Playfair - 1832 - 333 sider
Uten tilgangsbegrensning - Om denne boken Elements of Geometry and Trigonometry: From the Works of A.M. Legendre ...

Charles Davies, Adrien Marie Legendre - 1854 - 432 sider
...triangles in the figure ; that is, as many times as there are sides, less two. But this product is equal to twice as many right angles as the figure has sides, less four right angles. Cor. 1. The sum of the interior angles in a quadrilateral is equal to two right...
Uten tilgangsbegrensning - Om denne boken The Elements of geometry; or, The first six books, with the eleventh and ...

Euclides - 1855
...angles, and there are as many triangles in the figure as it has sides, all the angles of these triangles are equal to twice as many right angles as the figure has sides. But all the angles of these triangles are equal to the interior angles of the figure, viz. ABС, BСD,...
Uten tilgangsbegrensning - Om denne boken A Treatise on Land-Surveying Comprising The Theory Developed from Five ...

...proposition of Geometry, that in any figure bounded by straight lines, the sum of all the interior angles is equal to twice as many right angles, as the figure has sides less two ; since the figure can be divided into that number of triangles. Hence this common rule. "...
Uten tilgangsbegrensning - Om denne boken Elementary text book for young surveyors and levellers

Henry James Castle - 1856 - 185 sider
...angles are the exterior angles of an irregular polygon ; and as the sum of all the interior angles are equal to twice as many right angles, as the figure has sides, wanting four ; and as the sum of all the exterior, together with all the interior angles, are equal to four times...
Uten tilgangsbegrensning - Om denne boken Cambridge examination papers: a suppl. to the University calendar, 1856-59

...superposition. 3. Prove that all the internal angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides; and that all the external angles are together equal to four right angles. In what sense are these propositions...
Uten tilgangsbegrensning - Om denne boken The geometry of the three first books of Euclid, by direct proof from ...

Euclides - 1856
...EUCLID I. 32, Cor. All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides. For any rectilinear figure ABCDE (Fig. 10) can be divided into as many triangles as the figure has...
Uten tilgangsbegrensning - Om denne boken Elements of Plane Geometry, Del 1

Thomas Hunter - 1878 - 132 sider
...other, the remaining angles must be equal. Cor. 2. The sum of all the interior angles of a polygon is equal to twice as many right angles as the figure has sides, minus four right angles. In the case of the triangle, this corollary has just been demonstrated; for,...
Uten tilgangsbegrensning - Om denne boken A Treatise on Land-surveying: Comprising the Theory Developed from Five ...

1878 - 508 sider
...proposition of Geometry, that in any figure bounded by straight lines, the sum of all the interior angles is equal to twice as many right angles, as the figure has sides less two; since the figure can be divided into that number of triangles. Hence this common rule. "...
Uten tilgangsbegrensning - Om denne boken The solution of geometrical exercises, explained and illustrated; with a ...

Charles Mansford - 1879 - 104 sider
...of the other angles that the interior angles of any rectilineal figure together with 4 right angles are equal to twice as many right angles as the figure has sides. (32.) 113. If two angles have their containing sides respectively parallel to one another the lines...
Uten tilgangsbegrensning - Om denne boken the madras university calendar 1879-80

higginbotham and co - 1879
...MA, I. Prove that all the interior angles of any rectilineal figure together with four right angles, are equal to twice as many right angles as the figure has sides. II. Prove the proposition to which the following is a corollary : The difference of the squares on...
Uten tilgangsbegrensning - Om denne boken