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 also be equal. Let ABC be an isosceles triangle, of which the side AB is equal to AC, and let... Elements of geometry, based on Euclid, book i - Page 15by Edward Atkins - 1877Full view - About this book
| John Playfair - Mathematics - 1806 - 320 pages
...PROP. V. THEOR. THE angles at the base of an isosceles triangle are N. equal to one another ; and, if **the equal sides be., produced, the angles upon the...be an isosceles triangle, of which the side AB is** equal to AC, and let the straight lines AB, AC be produced to D and E ; the angle ABC shall hft- equal... | |
| Robert Simson - Trigonometry - 1806 - 546 pages
...PROP. V. T1IEOR. 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** be equal. Let ABC be an isosceles triangle, of which the side AB is C Book I. equal to AC, and let... | |
| John Mason Good - 1813 - 714 pages
...Prop. V. Theor. The angles at the base of ло 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. •Prop. VI. Tbeor. If two angles uf -a ti ian-1«** •fiu:i! to one another, the sides... | |
| Euclides - 1816 - 588 pages
...demonstrated. PROP. V. THEOR. THE angles at the base of an isosceles triangle are equal to one andther; and if **the equal sides be produced, the angles upon the other side of the** base••shall be equal. , JL ABC be an isoscefes triangle, of which the side AB is B*o* I. equal... | |
| John Playfair - Circle-squaring - 1819 - 350 pages
...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...be an isosceles triangle, of which the side AB is** equal to AC, and let the straight lines AB, AC be produced to D and E, the angle ABC shall be equal... | |
| John Playfair - 1819 - 354 pages
...• 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** th? base shall also be, equal. Let ABC be an isosceles triangle, of which the side AB is equal t»... | |
| Euclid, Robert Simson - Geometry - 1821 - 514 pages
...THEOR. THE angles at the base of an isoceles 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 triangle, of which the side AB is I i equal to AC, and let the straight... | |
| Peter Nicholson - Mathematics - 1825 - 1046 pages
...one another ; and if the equal sides be produced, the angles upon the other iide of the base shall **be equal. Let ABC be an Isosceles triangle, of which the side AB is** equal to AC, and let the straight lines AB, AC be produced to D and E, the angle ABC shall be equal... | |
| Euclid, John Playfair - Euclid's Elements - 1826 - 326 pages
...at the base of an isoseeles triangle are equal to one another ; and if the equal sides be produeed, **the angles upon the other side of the base shall also be equal. Let ABC** he an isoseeles triangle, of whieh the side AB is equal to AC, and let the straight lines AB, AC be... | |
| Robert Simson - Trigonometry - 1827 - 546 pages
...one another ; and if f f1e equal sides be produced, the angles upon the otber 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 straight lines AB, AC be produced to D and E: the angle ABC shall be equal... | |
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