| Andrew Bell, Robert Simson - 1837 - 290 páginas
...therefore the angle ABC is equal to the angle DCE ; and the angle BAC was proved to be equal to ACD ; **therefore the whole angle ACE is equal to the two angles ABC, BAC ; add the common angle ACB,** then the angles ACE, ACB, are equal to the angles ABC, BAC, ACB ; but ABC, BAC, ACB, are equal to two... | |
| John Playfair - 1837 - 332 páginas
...Therefore the angle ABC is equal to 147 the angle DCE : And the angle BAG was proved to be equal to ACD : **Therefore the whole angle ACE is equal to the two angles ABC,** BAG ; add the common angle ACB, then the angles ACE, ACB are equal to the angles ABC, BAG, ACB : But... | |
| Euclides - 1842 - 316 páginas
...therefore the angle ABC is equal to the angle DCE; and the angle BAC was proved to be equal to ACD; **therefore the whole angle ACE is equal to the two angles ABC, BAC: add the common angle ACB;** then the angles ACE, ACB are equal to the angles ABC, BAC, ACB. But ABC, BAC, ACB are equal to two... | |
| John Playfair - 1842 - 332 páginas
...Therefore the angle ABC is equal to the angle DCE : And the angle BAC was proved to be equal to ACD : **Therefore the whole angle ACE is equal to the two angles ABC, BAC ; add the common angle ACB,** then the angles ACE, ACB are equal to the angles ABC, BAC, ACB : But ABC, BAC, ACB are equal to two... | |
| Euclid - 1845 - 218 páginas
...the t 6. 6 angle ABC is equal to the angle DCE : And the angle BAC was proved to be equal to ACD ; **therefore the whole angle ACE is equal to the two angles ABC, BAC : Add the common angle ACB,** then the angles ACE, ACB are equal to the angles ABC, BAC, ACB : t 32. i. But ABC, BAC, ACB are equal... | |
| Euclides - 1845 - 546 páginas
...therefore the angle ABC is equal to the angle DCE : and the angle BAC was proved to be equal to ACD ; **therefore the whole angle ACE is equal to the two angles ABC, BAC:** (ax. 2.) add to each of these equals the common angle A CB, then the angles ACE, ACB are equal to the... | |
| Euclid, John Playfair - 1846 - 334 páginas
...Therefore the angle ABC is equal to E 147 the angle DCE : And the angle BAC was proved to be equal to ACD : **Therefore the whole angle ACE is equal to the two angles ABC, BAC ; add the common angle ACB,** then the angles ACE, ACB are equal to the angles ABC, BAC, ACB : But ABC, BAC, ACB are equal to two... | |
| Royal Military Academy, Woolwich - 1853 - 400 páginas
...therefore the angle ABC is equal to the angle DCE : And the angle BAC was proved to be equal to ACD ; **therefore the whole angle ACE is equal to the two angles ABC, BAC : Add the common angle ACB,** then the angles ACE, ACB are equal to the angles ABC, BAC, ACB : But ABC, BAC, ACB are equal to two... | |
| John Playfair - 1860 - 334 páginas
...BC and CE are in a straight line. the angle DCE : And the angle BAG was proved to be equal to ACD : **Therefore the whole angle ACE is equal to the two angles ABC,** BAG ; add the common angle ACB, then the angles ACE, ACB are equal to the angles ABC, BAC, ACB . But... | |
| Robert Potts - 1860 - 380 páginas
...therefore the angle ABC is equal to the angle DCE: arid the angle BA C was proved to be equal to A CD ; **therefore the whole angle ACE is equal to the two angles ABC,** BAC:(a\.2.) add to each of these equals the common angle ACB, then the angles A CE, A CB are equal... | |
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