 | Sir John Leslie - 1809 - 522 σελίδες
...these sides must be equal. Cor. Every equiangular triangle is also equilateral. PROP. X. THEOR. The exterior angle of a triangle is greater than either of the interior opposite angles. The exterior angle BCF, formed by producing a side AC of the triangle ABC, is greater... | |
 | 1816 - 764 σελίδες
...angles (Th. 6.) therefore the three angles of the triangle are equal to two right angles. COR. i. The exterior angle of a triangle is greater than either of the interior oppofite angles. COR. ». Any two angles of a triangle are together lefs than two right angles. COR.... | |
 | Richard Whately - 1833 - 376 σελίδες
...Mathematics for a question to be waived in this manner. Euclid, eg first asserts aud proves, that the exterior angle of a triangle is greater than either of the interior opposite angles ; without being able to determine at once, how much greater; — and that any two angles... | |
 | Richard Whately - 1839 - 372 σελίδες
...Mathematics for a question to be waived in this manner. Euclid, eg first asserts and proves, that the exterior angle of a triangle is greater than either of the interior opposite angles ; without being able to determine at once, how much greater ; — and that any two... | |
 | Richard Whately (abp. of Dublin.) - 1841 - 558 σελίδες
...Mathematics for a question to be waived in this manner. Euclid, eg first asserts and proves, that the exterior angle of a triangle is greater than either of the interior opposite angles;—without being able to determine at once, how much greater;—and that any two angles... | |
 | Richard Whately - 1841 - 374 σελίδες
...Mathematics for a question to be waived in this manner. Euclid, eg first asserts and proves, that the exterior angle of a triangle is greater than either of the interior opposite angles ; without being able to determine at once, hoie much greater; — and that any two... | |
 | Scotland free church, gen. assembly - 1847 - 554 σελίδες
...lines. State concisely the difference between a direct and a« indirect demonstration. Prove that the exterior angle of a triangle is greater than either of the interior opposite angles. Prove that the exterior angle is equal to both the interior and opposite angles. Prove... | |
 | Richard Whately - 1846 - 366 σελίδες
...Mathematics for a question to be waived in this manner. Euclid, eg first asserts and proves, that the exterior angle of a triangle is greater than either of the interior opposite angles ; — without being able to determine at once, how much greater ; — and that any... | |
 | Her MAjesty' Inspectors of schools - 1850 - 912 σελίδες
...of this compound metal yields 66s., what weight of pure silver is there in 20s. Section VII. 1. The exterior angle of a triangle is greater than either of the interior and opposite. 3. Of all triangles on the same base and between the same parallels the isosceles has... | |
 | Great Britain. Committee on Education - 1850 - 942 σελίδες
...lines. State concisely the difference between a direct and an indirect demonstration. Prove that the exterior angle of a triangle is greater than either of the interior opposite angles. Prove that the exterior angle is equal to both the interior and opposite angles, Prove... | |
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Euclid, eg first asserts and proves, that the exterior angle of a triangle is greater than either of the interior opposite angles... 
