| Mathematics - 1769 - 92 pages
...right angles, as being equal to the angles BCA, BCD, which are equal to two right angles, by Art. i. 6. **If two angles of one triangle are equal to two angles of another, the third** of the one, will alfo be equal to the third of the other, as they make up two right angles. B 3 7.... | |
| Paul Hoste - Mathematics - 1769
...angles. 2. When therefore atrianglehasone angle right, Or obtufe, both the other angles muft be acute. 3. **If two angles of one triangle are equal to two angles of another** triangle, their third angles are alfo equal. . PRoP. XVIII. If the fide AB of the triangle ABC is fhorter... | |
| John Muller - Mathematics - 1773 - 130 pages
...angles, as being equal to the angles BCA, BCD, which are equal to two right angles, by Art. i . 6. **If two angles of one triangle are equal to two angles of another, the third** of the one, will alfo be equal to the third of the other, as they make up two right angles. B 3 7.... | |
| Sydney Smith, Lord Francis Jeffrey Jeffrey, Macvey Napier, William Empson, Sir George Cornewall Lewis, Henry Reeve, Arthur Ralph Douglas Elliot (Hon.), Harold Cox - 1810
...entirely overcome. Now, the theorem just mentioned would be easily demonstrated, if we had proved, when **two angles of one triangle are equal to two angles of another,** that the third angks are also equal, whatever may be the inequality of the bases, or of the triangles... | |
| Adrien Marie Legendre - Geometry - 1819 - 208 pages
...third will be known by subtracting the sum of these angles from two right angles. 74. Corollary n. **If two angles of one triangle are equal to two angles of another** triangle, each to each, the third of the one will be equal to the third of the other, and the two triangles... | |
| John Playfait - 1822
...tirely overcome. Now, the theorem just mentioned would be easily demonstrated, if we had proved, when **two angles of one triangle are equal to two angles of another,** that the third angles are also equal, whatever may be the inequality of the basis, or of the triangles... | |
| John Playfair - Science - 1822 - 8 pages
...tirely overcome. Now, the theorem just mentioned would be easily demonstrated, if we had proved, whe.n **two angles of one triangle are equal to two angles of another,** that the third angles are also equal, whatever may be the inequality of the basis, or of the triangles... | |
| Adrien Marie Legendre, John Farrar - Geometry - 1825 - 224 pages
...third will be known by subtracting the sum of these angles from two right angles. 74. Corollary n. **If two angles of one triangle are equal to two angles of another** triangle, each to each, the third of the one will be equal to the third of the other, and the two triangles... | |
| Adrien Marie Legendre - Geometry - 1825 - 224 pages
...third will be known by subtracting the sum of these angles from two right angles. 74. Corollary 11. **If two angles of one triangle are equal to two angles of another** triangle, each to each, the third of the one will be equal to the third of the other, and the two triangles... | |
| John Radford Young - Geometry, Plane - 1827 - 208 pages
...a number, which is absurd : hence, p cannot enter into the function <p, and we have simply C = 0 : **(A, B). This formula already proves that if two angles...angle of the former must also be equal to the third** angle of the latter ; and this granted, it is easy to arrive at the theorem we have in view. First,... | |
| |