| John Playfair - Euclid's Elements - 1842 - 332 pages
...and their other angles, to which the equal sides are opposite, shall be equal, each to each. PROP. V. **THEOR. The angles at the base of an Isosceles triangle are equal** to one another ; and if the equal sides be produced, tfte angles upon the other side of the base shall... | |
| Euclides - 1842 - 316 pages
...which the equal sides are opposite shall be equal, each to each. Which was to be demonstrated. PROP. V. **THEOR. THE angles at the base 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... | |
| Euclides, James Thomson - Geometry - 1845 - 382 pages
...it would appear that the angles formed hy producing AC and DF through (J and F are equal. PROP. V. **THEOR. — The angles at the base of an isosceles triangle are equal** to one another ; and, if the equal sides he produced, the angles upon the other side of the base are... | |
| John Playfair - Euclid's Elements - 1846 - 332 pages
...and their other angles, to which the equal sides are opposite, shall be equal, each to each. PROP. V. **THEOR. The angles at the base 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... | |
| Euclid, Thomas Tate - 1849 - 120 pages
...which the equal sides are opposite shall be equal, each to each. Which was to be demonstrated. PROP. V. **THEOR. The angles at the base 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... | |
| Euclides - 1852 - 152 pages
...coincide with EF, unless it be possible for two straight lines to enclose a space.] c 2 BOOK I. PEOP. V. **THEOR. The angles at the base 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... | |
| Royal Military Academy, Woolwich - Mathematics - 1853 - 400 pages
...equal sides are opposite shall be equal, each to each. Which was to be demonstrated. PROPOSITION V. **THEOR. The angles at the base of an isosceles triangle are equal** to one another ; and if the equal sides be produced, the angle* upon the other side of the base shall... | |
| Euclides - 1863 - 74 pages
...that distance on the scale will be the repruentatitc asurement of the actual distance AB. PROF. 5. — **THEOR. The angles at the base of an isosceles triangle are equal** to each ether ; and if the equal sides be produced, the angles on the other side of the base shall... | |
| Euclides - 1870 - 270 pages
...our purpose, we use the method of Representative Values, or of Geometrical Construction. PROP. 5. — **THEOR. 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... | |
| Euclides - 1883 - 176 pages
...cutting AB at E. v A is centre of 0 DEF, AE = AD (Def. 11), and AD = C (cons.), .-. AE = CQEF EU. I. 5. **THEOR. The angles at the base of an isosceles triangle are equal** to one another ; and if the equal sides be produced, the angles on the other side of the base shall... | |
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