 | Euclid - Geometry - 1845 - 218 pages
...part. X. Two straight lines cannot inclose a space. XI. All right angles are equal to one another. XII. " If a straight line meets two straight lines,...than two right angles, these straight " lines being continually produced, shall at length meet " upon that side on which are the angles which are less... | |
 | Euclides - 1845 - 546 pages
...part. X. Two straight lines cannot inclose a space. XI. All right angles are equal to one another. XII. If a straight line meets two straight lines,...than two right angles, these straight lines being continually produced, shall at length meet upon that side on which are the angles which are less than... | |
 | Euclid, James Thomson - Geometry - 1845 - 382 pages
...to one another. |j 12. If a straight line meet two other straight lines which are in the same plane, so as to make the two interior angles on the same...together, less than two right angles, these straight lines shall at length meet upon that side, if they be continually produced.^ * ln this axiom and the following,... | |
 | Great Britain. Admiralty - Geometry - 1846 - 128 pages
...cannot enclose a space. XI. All right angles are equal to one another. XII. If a straight line meet two straight lines, so as to make the two interior...than two right angles, these straight lines, being continually produced, shall at length meet upon that side on which are the angles which are less than... | |
 | Great Britain. Admiralty - Geometry - 1846 - 128 pages
...cannot enclose a space. XI. All right angles are equal to one another. XII. If a straight line meet two straight lines, so as to make the two interior...than two right angles, these straight lines, being continually produced, shall at length meet upon that side on which are the angles which are less than... | |
 | Euclides - 1846 - 292 pages
...to two right angles, and therefore the angles BEF, EFD are together less than two right angles : But If a straight line meets two straight lines, so as...make the two interior angles on the same side of it together less than two right angles, these straight lines, being continually produced, shall at length... | |
 | Euclides - 1847 - 128 pages
...impossible (Note on Definition 6). 11. All right angles are equal to one another. (See Definition 10.) 12. If a straight line meets two straight lines, so as...than two right angles, these straight lines, being continually produced, shall at length meet upon that side on which are the angles which are less than... | |
 | Dugald Stewart - Psychology - 1847 - 666 pages
...Euclid's Elements. When it is assorted, for example, that " if one straight line falls on two other straight lines, so as to make the two interior angles on the san»« side together equal to two right angles, these two straight lines, though indefinitely produced,... | |
 | Euclides - 1848 - 52 pages
...cannot inclose a space. XI. All right angles are equal to one another. XII. If a straight line meet two straight lines, so as to make the two interior...than two right angles, these straight lines being continually produced, shall at length meet upon that side on which are the angles which are less than... | |
 | Euclid, Thomas Tate - 1849 - 120 pages
...x. Two straight lines cannot inclose a space. XI. All right angles are equal to one another. XIL " If a straight line meets two straight lines, so as...than two right angles, these straight lines being continually produced, shall at length meet upon that side on which are the angles which are less than... | |
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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... 
