| Peter Nicholson - 1823
...parallel to CD, the alternate angles, GFE, FGH, are also equal; therefore the two triangles GEF, FHG, **have two angles of the one equal to two angles of the other, each to each ; and** the side FG, adjacent to the equal angles, common ; the triangles are therefore equal (theorem 6) ;... | |
| Peter Nicholson - 1825 - 372 páginas
...takes place when in each triangle two sides respectively equal, form an equal angle ; and also when **two angles of the one, equal to two angles of the other,** are formed on an equal side. It is easy to demonstrate these propositions in the same manner as in... | |
| Euclid, John Playfair - 1826 - 320 páginas
...angle BAG is greater than the angle EDF. Wherefore, if two triangles, &e. QED .5- PROP. XXVI. THEOR. **If two triangles have two angles of the one equal to two angles of the other,** eaeh to eaeh -, and one side equal to one side, viz. either the sides adjaeent to the equal angles,... | |
| Robert Simson - 1827 - 513 páginas
...angle EBC: and the angle AEG is •15.1. equal* to the angle BEH: therefore the triangles AEG, BEH **have two angles of the one equal to two angles of the other, each to each, and** the sides AE, EB, adjacent to the equal angles, equal to one another: • 26. 1. wherefore they have... | |
| Thomas Kerigan - 1828 - 664 páginas
...opposite angle CBF, — Euclid, Book I., Prop. 29. And, since the two triangles AFD and FBC have, thus, **two angles of the one equal to two angles of the other,** viz., the angle AFD to the angle FBC, and the angle FAD to the angle BFC, and the side AF of the one... | |
| Euclid, Robert Simson - 1829 - 516 páginas
....XXVI. THEOR. IF two triangles have two angles of one equal to two angles of the other, each to eacli ; **and one side equal to one side, viz. either the sides adjacent to the equal angles,** or the sides opposite to equal angles in each ; then shall the other sides be equal, each to each ;... | |
| JAMES HAYWARD - 1829
...mO' and M'N'O' are equal. The angle N'O'M' is common to the two triangles nmO' and N'M'O'; and having **two angles of the one equal to two angles of the other,** the other angles must be equal, that is, the angle O'M'N' is equal to the angle O' nm ; and this intersection... | |
| Pierce Morton - 1830 - 272 páginas
...together equal to the angles А С D, ACB, that is, to two right angles (2.). Therefore, &c. Cor. 1. **If two triangles have two angles of the one equal to two angles of the other,** their third angles will likewise be equal to one another. Cor. 2. (Eue. i. 2G, second part of.) Hence,... | |
| John Playfair - 1832 - 333 páginas
...angle BAG is greater than the angle EDF. Wherefore, if two triangles, &c. QED PROP. XXVI. THEOR. I/ **two triangles have two angles of the one equal to two angles of the other, each to each;** undone side equal lo one side, viz. either the sides adjacent to the equa tangles, or the sides opposite... | |
| John Playfair - 1833 - 333 páginas
...the angle BAC is greater than the angle EDF. Wherefore, if two triangles, &c. QED PROP. XXVI. THEOR. **If two triangles have two angles of the one equal...; and one side equal to one side, viz. either the** side adjacent to the equal angles, or the sides opposite to the equal angles in each ; then shall the... | |
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