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 Bøker Bok The angles which one straight line makes with another upon one side of it, are either two right angles, or are together equal to two right angles. Let the straight line AB make with CD, upon one side of it the angles CBA, ABD ; these are either two right... Elements of Geometry: Containing the First Six Books of Euclid : with a ... - Side 19
av John Playfair - 1837 - 318 sider
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1762 - 466 sider
...Book!. Let the ftraight line AB make with CD, upon one fide of it, the Vxv^ angles CBA, ABP ; thefe are either two right angles, or are together equal to two right angles. a. Def. 10. For if the angle CBA be equal to ABD, each of them is a right ^ E ri Ax. di Ax. B B angle....
Uten tilgangsbegrensning - Om denne boken Instructions Given in the Drawing School Established by the Dublin Society ...

Joseph Fenn - 1769
...PROPOSITION XIII. THEOREM FI. HF angles which one ftraight line FC makes with another AB upon pre fide of it, are either two right angles, or are together equal to two right angles. Hypothefis. Thefis. EC is aßraight line meeting I. Either each of У ACE, ECB, is a L.. AB in the...
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ...

Robert Simson - 1775 - 520 sider
...be done. PROP. XIII. THEO R. angles which one ftraight line makes with another upon one ftde of it, are either two right angles, or are together equal to two right angles h 3. Port, c lo. t. - Def. t. Book I. Let the ftraight line AB make with CD, upon one fide, of it,...
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1781 - 466 sider
...Pod: Book I. Let the ftraight line AB make with CD, upon one fide of if, 1 the angles CBA, ABD ; thefe are either two right angles, or are together equal...angle CBA be equal to ABD, each of them is a right* AE a. Def. i0. DBG bni angle. but if not, from thepoint B draw BE at right anglesbto CD. therefore...
Uten tilgangsbegrensning - Om denne boken The First Six Books: Together with the Eleventh and Twelfth

Euclid - 1781 - 520 sider
...Let the ftraight line AB make with CD, upon one fide of it, the angles CBA, ABD ; thefe are cither two right angles, or are together equal to two right...if the angle CBA be equal to ABD, each of them is a A D B i def. i0. r;j,ht a angle; but, if not, from the point B draw BE at right b it. t. angles b to...
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid: Viz. the First Six Books, with the Eleventh and ...

Alexander Ingram - 1799 - 351 sider
...done. PROP. XIII. THEOR. THE angles which one ftraight line makes with another upon the one fide of it, are either two right angles, or are together equal to two right angles. Let the flraight line AB make with CD, upon one- fide of it, the a 5.Poft. b i0. i. BooK I. the angles...
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid: Also the Book of Euclid's Data ...cor. viz. The ...

Robert Simson - 1804
...angles. Poft Let the ftraight line AB make with CD, upon one fide of it* the angles CBA, ABD ; thefe are either two right angles, or are together equal to two right angles. a. Def. 10. For if the angle CBA be equal to ABD, each of them is a right • AE b. it. I. c. 2. Ax....
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1806 - 518 sider
...Book I. Let the straight line AB make with CD, upon one side of it, *— v— ' the angles CBA, ABD; these are either two right angles, or are together...if the angle CBA be equal to ABD each of them is a aDef.10. right > angle; but if not, from the point B draw BE at right AEA D B C D B C c 2. Ax. b 11....
Uten tilgangsbegrensning - Om denne boken The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclides - 1816 - 528 sider
...BouK I.. Let the straight line AB make with CD, upon one side v-*"V-' of it, the angles CBA> ABD : these are either two right angles, or are together equal to two right angles. • * For if the angle CB A be equal to ABD, each of them is a % A ' E DB D B C 1 Def. 10. right4 angle; but if not, from...
Uten tilgangsbegrensning - Om denne boken Elements of Geometry: Containing the First Six Books of Euclid: With a ...

John Playfair - 1819 - 317 sider
...one side of it, the angles CBA, ABD ; these are either two right angles, or are together equal to.two right angles. For, if the angle CBA be equal to ABD, each of them is rf right angle (Def. 7.) ; but, if not, from the point B draw BE at right anA T> C T) B gles (11. 1.)...
Uten tilgangsbegrensning - Om denne boken