| Andrew Bell - Euclid's Elements - 1837 - 240 pages
...straight lines shall he parallel. Let the straight line EF, which falls upon the two straight lilies **AB, CD, make the alternate angles AEF, EFD, equal to one another** ; AB is parallel to CD. For, if it he not parallel, AB and CD, hcing produced, shall meet either towards... | |
| Euclides - 1838
...tri-o straight lines shall be parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD, make the alternate angles AEF, EFD equal to one another:** AB shall be parallel to CD. For, if it be not parallel, AB and CD being produced will meet either towards... | |
| Euclides - Geometry - 1841 - 351 pages
...these two straight lines shall be parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD make the alternate angles AEF, EFD equal to one another;** AB shall be parallel to CD. For, if AB be not parallel to CD, AB and CD being produced will meet either... | |
| Euclides - 1842
...these two straight lines shall be parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD, make the alternate angles AEF, EFD equal to one another;** AB is parallel to CD. For, if it be not parallel, AB and CD being produced shall meet either towards... | |
| John Playfair - Euclid's Elements - 1842 - 317 pages
...these two straight lines are parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD make the alternate angles AEF, EFD equal to one another** ; AB is parallel to CD. For, if it be not parallel, AB and CD being produced shall meet either towards... | |
| Euclid - Geometry - 1845 - 199 pages
...these two straight lines shall be parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD, make the alternate angles AEF, EFD equal to one another** ; AB is parallel to CD. For, if it be not parallel, AB and CD being produced shall meet either towards... | |
| Euclides - 1845
...these two straight lines shall be parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD, make the alternate angles AEF, EFD equal to one another.** Then AB shall be parallel to CD. 7 > r D For, if AB be not parallel to CD, AB and CD being produced... | |
| Euclides - 1846
...these two straight lines shall be parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD, make the alternate angles AEF, EFD, equal to one another** : AB is parallel to CD. For, if it be not parallel, AB and CD being produced shall meet either towards... | |
| Euclid, John Playfair - Euclid's Elements - 1846 - 317 pages
...these two straight lines are parallel. Let the straight line EF, which falls upon the two straight **lines AB, CD make the alternate angles AEF, EFD equal to one another** ; AB is parallel to CD. For,- if it be not parallel, AB and CD being produced shall meet either towards... | |
| Euclides, Thomas Tate - 1849 - 108 pages
...lines makes the alternate angles equal to one another, these two straight lines shall be parallel. **lines AB, CD, make the alternate angles AEF, EFD equal to one another;** AB is parallel to CD. For, if it be not parallel, AB and CD being produced, shall meet either towards... | |
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