| Euclid, James Thomson - 1837 - 390 sider
...the angle ACF, and (I. 4. schol.) the exterior angles DBF, ECF, are also equal.* PROP. VI. THEOR.J **IF two angles of a triangle be equal to one another, the sides** which subtend, or are opposite to, those angles, are also equal to one another. Let ABC be a triangle... | |
| Andrew Bell - 1837 - 240 sider
...follows that angle C = E (I. 4) ; and as B and C are each = E, therefore B = C. PROPOSITION VI. THEOREM. **If two angles of a triangle be equal to one another, the sides** Which subtend, or are opposite to, those angles, shall also he equal to one another. Let ABC be a triangle... | |
| Euclid - 1838 - 416 sider
...base, &c. QED COROLLARY. Hence every equilateral triangle is also equiangular. PROP. VI. THEOR. Ir **two angles of a triangle be equal to one another,...to, the equal angles, shall be equal to one another.** Let ABC be a triangle having the angle ABC equal to the angle ACB ; and the side AB is also equal to... | |
| Euclides - 1838
...every equilateral triangle is also equiangular. PROP. VI. THEOR. If two angles of a triangle be n/mil **to one another, the sides also which subtend or are...to the equal angles, shall be equal to one another.** Let ABC be a triangle having the angle ABC equal to the angle ACB: the side AB shall be equal to the... | |
| Euclides - 1841 - 351 sider
...the base, &c. QED COROLLARY. Hence every equilateral triangle is also equiangular. PROP. VI. THEOR. **If two angles of a triangle be equal to one another, the** rides also which subtend, or are opposite to, the equal angles, shall be equal to one another. Let... | |
| Euclides - 1842
...the base, &c. QED COROLLARY. Hence every equilateral triangle is also equiangular. PROP. VI. THEOR **IF two angles of a triangle be equal to one another...to, the equal angles, shall be equal to one another.** Let ABC be a triangle having the angle ABC equal to the angle ACB ; the side AB shall be equal to the... | |
| John Playfair - 1842 - 317 sider
...side of the base. COROLLARY. Hence every equilateral triangle is also equiangular. PROP. VI. THEOR. **If two angles of a triangle be equal to one another, the sides** which subtend or are opposite to them, are also equal to one another. Let ABC be a triangle having... | |
| Euclid - 1845 - 199 sider
...&c. QED COROLLARY. Hence every equilateral triangle is also equiangular. PROPOSITION VI. THEOR. — **If two angles of a triangle be equal to one another,...to, the equal angles, shall be equal to one another.** Let ABC be a triangle having the angle ABC equal to the angle ACB ; the side AB is also equal to the... | |
| Great Britain. Council on Education - 1845
...marked with an asterisk are not to be answered by the 1st Class. 57.*If two angles of a triangle he **equal to one another, the sides also which subtend...to the equal angles, shall be equal to one another.** 58."The greater side of every triangle is opposite to the greater angle. 59. If from the ends of the... | |
| Euclid, James Thomson - 1845 - 352 sider
...equiangular. This is shown by taking, first, one side as base, and then another. PROP. VI. THEOB.* — **If two angles of a triangle be equal to one another, the sides** which subtend, or are opposite to, those angles, are also equal to one another. Let ABC be a triangle... | |
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