| Robert Simson - Trigonometry - 1806 - 518 pages
...the exterior angle equal to the interior and opposite upon the same side of the line ; or makes the **interior angles upon the same side together equal to two right angles** ; the two straight lines shall be parallel to one another. Let the straight line EF, which E falls... | |
| William Nicholson - 1809 - 708 pages
...equal to one another ; and the exterior angle equal to the interior and opposite angle on the same **side ; and likewise, the two interior angles upon...the same side, together, equal to two right angles.** If AB, (fig. 5) be parallel to С D, and EF cut them in the points HG, then the angle AHG equals the... | |
| William Nicholson - Natural history - 1809 - 684 pages
...equal to one another ; and the exterior angle equal to the interior and opposite augle on the same **side ; and likewise, the two interior angles upon...the same side, together, equal to two right angles.** If AB, (fig. 5) be parallel to CD, and £ F cut them in the points HG, then the angle AHG equals the... | |
| Sir John Leslie - Geometry, Plane - 1809 - 493 pages
...angles equal, the' exterior angle equal to the interior opposite one, and the two interior angles on **the same side together equal to two right angles. Let the straight line** EFG fall upon the parallels AB and CD; the alternate angles AGF and DFG are equal, the exterior angle... | |
| Euclid - Geometry - 1810 - 518 pages
...one ano- "huprop ther; and the exterior angle equal to the interior andsitioiv opposite upon the same **side; and likewise the two interior angles upon the same side together equal to** two/right angles. V Let the straight line EF fall upon the parallel straight lines AB, CD; the alternate... | |
| John Mason Good - 1813 - 722 pages
...angles equal to one another; and the exterior angle equal to the interior and opposite upon the same **side; and likewise the two interior angles upon the same side together equal to two right** ansies. Prop. XXX. Theor. Straight lines which are parallel to the same straight line are paiallel... | |
| Euclides - 1814 - 558 pages
...oneJ^""" 0 , another; and the exterior angle equal to the inte- »ti'm. rior and opposite upon the same **side ; and likewise the two interior angles upon the...parallel straight lines AB, CD; the alternate angles AGH,** GH D, are equal to one another ; and the exterior angle EGB is equal to the interior and opposite,... | |
| Euclides - 1816 - 528 pages
...the exterior angle equal to the interior and opposite upon the same side of the line; or makes the **interior angles upon the same side together equal to two right angles** ; the two straight lines shall be parallel to one another. Let the straight line EF, which falls upon... | |
| Sir John Leslie - Geometry - 1817 - 454 pages
...angles equal, the exterior angle equal to the interior opposite one, and the two interior angles on **the same side together equal to two right angles. Let the straight line** EFG fall upon the parallels AB and CD ; the alternate angles AGF and DFG are equal, the exterior angle... | |
| John Playfair - 1819 - 317 pages
...and the exterior angle equal to the interior and opposite upon the same side ; and likewise the too **interior angles upon the same side together equal...straight lines AB, CD ; the alternate angles AGH, GHD** are equal to one another ; and the exterior angle EGB is equal to the interior and opposite, upon the... | |
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