| Henry Major - 1873
...remaining angles of the other, and be equal to them, viz., ABC to DEF, and ACB to DFE. V. — The angles **at the 'base of an isosceles triangle are equal to...another; and if the equal sides be produced, the angles** upon the other side of the base shall be equal. Let ABC be an isosceles triangle, of which AB is •... | |
| Euclides - 1874
...another. 2. The diagonals of a square are equal to one another. PROPOSITION 5. THEOREM. The angles **at the base of an isosceles triangle are equal to...other side of the base shall be equal to one another.** * Let ABC be an isosceles triangle, having the ' • side AB equal to the side AC, and let the straight... | |
| Edward Atkins - 1874
...triangles have, &c. (see Enunciation). Which was to be shown. Proposition 5. — Theorem. The angles **at the base of an isosceles triangle are equal to...another ; and if the equal sides be produced, the angles** upon the other side of the base shall also be equal. Let ABC be an isosceles triangle, of which the... | |
| Francis Cuthbertson - 1874 - 349 Seiten
...two of its sides equal. PROPOSITION II. The angles at the base of an isosceles triangle are equal; **and if the equal sides be produced, the angles on the other side of the base shall be equal.** Let ABC be an isosceles A , having the side AB = the side AC, then shall the i ABC be = the ^ A CB;... | |
| Euclides - 1874
...PROPOSITION 5. — Theorem. The angles at the base of an isosceles triangle are equal to each other; **and if the equal sides be produced, the angles on the other side of the base shall be equal.** Let ABC be an isosceles triangle of which the side AB is equal to AC, and let the equal sides AB, AC... | |
| Edward Atkins - 1874
...have, &c. (see Enunciation). Which was to be showm. Proposition 5.— Theorem. The angles at the bose **of an isosceles triangle are equal to one another ; and if the equal sides be produced,** tlie angles upon the other side of the base shall also be equal. Let ABC be an isosceles triangle,... | |
| Euclides - 1874
...DF were produced. PROP. V. — THEOREM. The angles at the base of an isosceles triangle are equal, **and if the equal sides be produced, the angles on the other side of the base** are also equal. Let ABC be an isosceles triangle, having the side AB equal to the side AC; it is required... | |
| United States Naval Academy - 1874
...and a half. 1. Prove that the angles at the base of an isosceles triangle are equal, and that if p **equal sides be produced the angles on the other side of the base** will be equal. В С is an isosceles triangle, В С the base ; if the angles ARC and AC В be bisected... | |
| Euclides, James Hamblin Smith - 1883
...give good examples of symmetrical constructions. 11. Euclid's Proof of 1. 5. The angles at the lose **of an isosceles triangle are equal to one another ; and if the equal sides be produced, the angles** upon the other side of the base shall be equal. Let ABC be an isosceles A , having AB=AC. Produce AB,... | |
| 1886
...an isosceles triangle. 2. The angles at the base of an isosceles triangle are equal to each other ; **and if the equal sides be produced, the angles on the other side of the base** are also equal. 8. If one side of a triangle be produced, the exterior angle is greater than either... | |
| |