 | Theophilus Parsons - History - 1861 - 500 pages
...proposition, that, if a right line meets two right lines, making the two interior angles on the same side, taken together, less than two right angles, these two right lines, being continually produced, shall meet upon that side on which are the two angles which are less than two right angles.... | |
 | Euclides - 1862 - 172 pages
...space. XI. All right angles are equal to one another. XII. ' If a straight line meets two straight lines, so as to make the two interior angles on the...taken together, less than two right angles, these straight lines being continually produced, shall at length meet upon that side on which are the angles... | |
 | Euclides - 1863 - 74 pages
...angles measured by those equals must themselves be equal. 12. If a straight line meets two skaight lines, so as to make the two interior angles on the...taken together less than two right angles, these two straight lines, being continually produced, shall at length meet upon that side on which the angles... | |
 | Euclides - 1863 - 122 pages
...part. j 11. All right angles are equal to one another. | 10. Two straight lines cannot enclose a space to make the two interior angles on the same side of it, \ 12. If a straight line meets two straight lines, so as straight lines, being continually produced,... | |
 | Euclides - 1864 - 448 pages
...enclose a space. XL All right angles are equal to one another. XII. If a straight line meets two straight lines, so as to make the two interior angles on the...taken together less than two right angles ; these straight lines being continually produced, shall at length meet upon that side on which are the angles... | |
 | Robert Potts - 1865 - 528 pages
...enclose a space. XI. All right angles are equal to one another. xn. If a straight line meets two straight lines, so as to make the two interior angles on the...taken together less than two right angles ; these straight lines being continually produced, shall at length meet upon that side on which are the angles... | |
 | Euclides - 1865 - 402 pages
...the difficulty by assuming the following as an axiom : — ' If a straight line meets two straight lines, so as to make the two interior angles on the...taken together less than two right angles ; these straight lines being continually prodnced, shall at length meet upon that side on which are the angles... | |
 | Edward Clarke Lowe - 1866 - 172 pages
...enclose a space. 11. All right angles are equal to one another. 12. If a straight line meets two straight lines so as to make the two interior angles on the...taken together, less than two right angles, these straight lines, being continually produced, shall at length meet upon that side on which are the angles... | |
 | Matthew Ryan - 1866 - 50 pages
...lines (AB, С D) which are in the same plane, so as to make the two interior angles (BA С, A С D) ore the same side of it, taken together, less than two right angles, these two straight lines (А В, С D) shall at length meet upon that side, if sufficiently produced. Draw AE... | |
 | Euclid, Isaac Todhunter - Euclid's Elements - 1867 - 426 pages
...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 angles on the...it taken together less than two right angles, these straight lines, being continually produced, shall at length meet on that side on which are the angles... | |
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If a straight line meets two straight lines, so as to make the two interior angles on the same side of it taken together less than two right angles... 
