 | Robert Simson - 1762 - 488 pagina’s
...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.... | |
 | Joseph Fenn - 1769 - 536 pagina’s
...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... | |
 | Robert Simson - 1775 - 534 pagina’s
...Book I. 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. For, if the angle CBA be equal to ABD, each of them is a. A A i. Ax. a Def. to. r;ght » angle ; but,... | |
 | Euclid, John Playfair - 1795 - 462 pagina’s
...PROP. XIII. THEO R. THE angles which one ftraight line makes with. another upon the one fide of it, arc either two right angles, or are together equal to two right angles. . Let the ftraight line AB make with CD, Upo-1 one fide of ui the angles CBA, ABD ; thefe ar. euher two iight... | |
 | Alexander Ingram - 1799 - 374 pagina’s
...make with CD, upon one- fide of it, the a 5.Poft. b i0. i. BooK I. the angles CBA, ABD ; thefe 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 a A .Ax. Dfy y* ^^ *1> f* n \j U 3a \f a Dcf.... | |
 | John Playfair, Euclid - 1804 - 468 pagina’s
...PROB. XIII. THEO R. 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 ftraight line AB make with CD, upon one fide of it, the angles CBA, ABD ; thefe are either... | |
 | Robert Simson - 1804 - 530 pagina’s
...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.... | |
 | John Playfair - 1806 - 320 pagina’s
...done. PROP. XIII. THEOR. THE angles which qne straight line makes with another upon one side of it, are either two right angles, or are together equal to...it, the angles CBA, ABD ; these are either two right or are together equal to two right angles. C Book I. * Def. 7. b 11. 1. " c 2.' Ax. d 1. Ax. For, if... | |
 | Robert Simson - 1806 - 546 pagina’s
...the one side of it, are either two right angles, or are together equal to two right angles. 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 equal to two right... | |
 | Euclides - 1816 - 588 pagina’s
...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;... | |
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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 shall either be... 
