| Euclid, Robert Simson - Geometry - 1829 - 516 pages
...to the right angle FCL : therefore, in the two triangles FKC, FLC, there are two angles of one^qual **to two angles of the other, each to each, and the side** FC, which is adjacent to the equalanglesineach,iscommon toboth; KCL therefore the other sides shall... | |
| James Hayward - Geometry - 1829 - 172 pages
...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 - Geometry - 1830 - 584 pages
...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 - Euclid's Elements - 1832 - 333 pages
...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... | |
| William Sullivan - Ethics - 1833 - 380 pages
...it. It is a truth, for example, but not a self-evident one, that if one draw two triangles, having **two angles of the one equal to two angles of the other, each to each ; and** one side equal to one side, viz. either of the sides adjacent to the equal angles, or the sides opposite... | |
| Thomas Perronet Thompson - Euclid's Elements - 1833 - 150 pages
...be proved in all other triangles under the same conditions. Wherefore, universally, if two triangles **have two angles of the one, equal to two angles of the other** respectively ; &c. Which was to be demonstrated. PROPOSITION XXVII. THEOREM. — If a straight line... | |
| Euclides - 1834 - 518 pages
...angle EEC : and the angle AEG is equal * to the angle BEH ; * 15' l• 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 ; wherefore they have their other... | |
| Euclid - 1835 - 540 pages
...by BD, and because the right angle BED is equal to the right angle BFD, the two triangles EBD, FBD **have two angles of the one equal to two angles of the other,** and the side BD, which is opposite to one of the equal angles in each, is common to both; therefore... | |
| Mathematics - 1835
...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. 1. (Eue. i. 26, second part of.) Hence,... | |
| Robert Simson - Trigonometry - 1835 - 513 pages
...equal to KCF, and the right angle FHC equal to the right angle FKC; in the triangles FHC, FKC there are **two angles of the one equal to two angles of the other,** and the side FC, which is opposite to one of the equal angles in each, is common to both : therefore... | |
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