| Euclid, Isaac Todhunter - 1867 - 400 Seiten
...cannot enclose a space. 11. All right angles are equal to one another. 12. If a straight line meet **two straight lines, so as to make the two interior...lines, being continually produced, shall at length meet** on that side on which are the angles which are less than two right angles. PROPOSITION 1. PROBLEM.... | |
| Euclides - 1870
...must be equal ; and, consequently, the angles measured by those equals must themselves be equal. 12. **If a straight line meets two straight lines, so as to make the two** in- QA (j| p terior angles on the same side of it taken together less than two right angles, these... | |
| Euclides, James Hamblin Smith - 1872 - 349 Seiten
...another. V. That two straight lines cannot inclose a space. VI. That if a straight line meet two other **straight lines, so as to make the two interior angles...angles, these straight lines being continually produced** shalj. at length meet upon that side, on which are the angles, which are together less than two right... | |
| William Alexander Myers - 1873 - 164 Seiten
...greater than its part. 10. Two straight lines can not inclose a space. 12. If a straight line meet **two straight lines, so as to make the two interior...lines being continually produced, shall at length meet** on that side on which are the angles which are less than two right angles. ARTICLES. 1. The double... | |
| William Alexander Myers - 1874 - 164 Seiten
...greater than its part. 10. Two straight lines can not inclose a space. 12. If a straight line meet **two straight lines, so as to make the two interior...lines being continually produced, shall at length meet** on that side on which are the angles which are less than two right angles. ARTICLES. 1. The double... | |
| Edward Atkins - 1874
...cannot inclose a space. 11. All right angles are equal to one another. 12. If a straight line meet **two straight lines, so as to make the two interior...lines being continually produced shall at length meet** on that side on which are the angles which are less than two right Explanation of Terms and Abbreviations.... | |
| Francis Cuthbertson - 1874 - 349 Seiten
...&c. Euclid's Twelfth Axiom, on which his Theory of Parallels depends, is " If a straight line meet **two straight lines, so as to make the two interior...it taken together less than two right angles, these** two straight lines being continually produced, shall at length meet on that side on which are the angles... | |
| Edward Atkins - 1876 - 119 Seiten
...are less than two right + z GHD incrlps ' <two right angles. _ _ angles. But if a straight line meet **two straight lines, so as to make the two interior...than two right angles, these straight lines being** Hence AB and CD meet, and are parallel. not unequal to z GHD. and ^EOB = iGHD, >lso ZBGH + i GHD =... | |
| Edward Atkins - 1877
...cannot inclose a space. 11. All right angles are equal to one another. 12. If a straight line meet **two straight lines, so as to make the two interior...lines being continually produced shall at length meet** on that side on which are the angles which are less than two right angles. Explanation of Terms and... | |
| Euclides - 1877
...cannot inclose a space. 11. All right angles are equal to one another. 1 2. If a straight line meet **two straight lines so as to make the two interior...taken together, less than two right angles, these** two straight lines being continually produced shall at length meet on that side on which are the angles... | |
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