 | Euclides - 1853 - 146 sider
...are less than two right angles; but those straight lines which, with another straight line falling upon them, make the interior angles on the same side less than two right angles, will meet (Ai. 12.) together if continually produced ; therefore 3. The straight lines AB, CD, shall... | |
 | Royal Military Academy, Woolwich - 1853 - 400 sider
...two right angle* : but straight lines vhich with another straight line make the interior angles upon the same side less than two right angles, do meet (12 Ax.) if produced far enough ; therefore EB, FD shall meet, if produced, towards B, D : let them meet in... | |
 | Euclides - 1853 - 176 sider
...two right angles; but straight lines which with another straight line make the interior angles upon the same side less than two right angles, do meet (12 ax.) if produced far enough : therefore eb, fd shall meet if produced towards b, d : let them meet in g,... | |
 | Charles Davies - 1854 - 436 sider
...obtuse angles. PROPOSITION XXI. THEOREM. If two straight lines meet a third line, making the sum of the interior angles on the same side less than two right angles, the two lines will meet if sufficiently produced. Let the two lines CD, IL, meet the line EF, making... | |
 | Euclides - 1862 - 172 sider
...be less than two right angles; but ' those straight lines which with another straight line falling upon them, make the interior angles on the same side less than two right angles, will meet together if continually produced;' (ax. 12) therefore the straight lines AB, CD, must meet... | |
 | Euclides - 1865 - 402 sider
...be less than two right angles; but ' those straight lines which with another straight line falling upon them, make the interior angles on the same side less than two right angles, will meet together if continually produced;' (ax. 12) therefore the straight lines AB, CD, must meet... | |
 | Charles Davies - 1872 - 464 sider
...PROPOSITION XXI. THEOREM. ' If two straight lines intersect a third straight line, making the sum of the interior angles on the same side less than two right angles, the two lines will meet if sufficiently produced. Let the two lines CD, IL, meet the line EF, making... | |
 | Henry Major - 1873 - 588 sider
...are less than two right angles ; but those straight lines which, with another straight line falling upon them, make the interior angles on the same side less than two right angles, do meet together if continually produced ; therefore the straight lines AB, CD, if produced far enough, shall... | |
 | Adrien Marie Legendre - 1874 - 500 sider
...PROPOSITION X2I. THEOREM. If two straight lines intersect a third straight line, making the sum of the interior angles on the same side less than two right angles, the two lines will meet if sufficiently produced. Let the two lines CD, IL, meet the line EF, making... | |
 | Stewart W. and co - 1884 - 272 sider
...are less than two right angles; but those straight lines which, with another straight line falling upon them, make the interior angles on the same side less than two right angles, do meet together if continually "oduced ; therefore the straight lines AB, CD, if oduced far enough, shall... | |
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That, if a straight line falling on two straight lines make the interior angles on the same side less than two right angles, the two straight lines, if produced indefinitely, meet on that side on which are the angles less than the two right angles. 
