 | 1841 - 524 pages
...assertion to be proved, in that the latter does not require any specific object to be effected. Thus, ' all the angles of a triangle are together equal to two right angles ' is to be shown or made evident, and is a theorem ; but ' to draw a circle through three given points... | |
 | Encyclopedias and dictionaries - 1841 - 1040 pages
...assertion to be proved, in that the latter does not require any specific object to be effected. Thus, ' all the angles of a triangle are together equal to two right angles ' is to be shown or made evident, and is a theorem ; but ' to draw a circle through thiee given points'... | |
 | Felix Eberty - 1846 - 110 pages
...anything which contradicts it to be absurd. Thus, for example, he to whom the geometrical proposition that the angles of a triangle are together equal to two right angles, has been intelligibly demonstrated, must acknowledge the truth of it ; but he has not necessarily comprehended... | |
 | Encyclopedias and dictionaries - 1853 - 1036 pages
...assertion to be proved, in that the latter does not require any specific object to be effected. Thus, ' all the angles of a triangle are together equal to two right angles' is to be shown or made evident, and is a theorem ; but ' to draw a circle through three given points'... | |
 | Felix Eberty - Astronomy - 1854 - 100 pages
...which contradicts it to be absurd. Thus, for" example, he to whom the geometrical proposition, that the angles of a triangle are together equal to two right angles, has been intelligibly demonstrated, must acknowledge the truth of it; but he has not necessarily comprehended... | |
 | Richard Pearson (Philosophical Writer.) - Philosophy - 1863 - 144 pages
...faithfully is a wise man, is as true and unchangeable as the mathematical proposition that says that all the angles of a triangle are together equal to two right angles. But wisdom cannot be measured with the accuracy of an angle ; and if it could, the moral subject to... | |
 | 1865 - 520 pages
...day, tracing figures by which, independent and innocent of Euclid, the boy had made the discovery that the angles of a triangle are together equal to two right angles. There is a similar anecdote of James Watt having been observed, as a child of six years old, drawing... | |
 | Literature - 1868 - 978 pages
...which contradicts it to be absurd. Thus, for example, he to whom the geometrical proposition, that the angles of a triangle ,are together equal to two right angles, has been intelligibly demonstrated, must acknowledge the truth of it ; but he has not necessarily comprehended... | |
 | Felix Eberty - Astronomy - 1868 - 104 pages
...which contradicts it to be absurd. Thus, for example, he to whom the geometrical proposition, that the angles of a triangle are together equal to two right angles, has been intelligibly demonstrated, must acknowledge the truth of it; but he has not necessarily comprehended... | |
 | Isaac Stone - Educational tests and measurements - 1869 - 278 pages
...angles can be formed about a given point ? 207. Demonstrate, and use Algebraic symbols, if desired : The angles of a triangle are together equal to two right angles. 208. When two straight lines cross each other the opposite or vertical angles are equal. 209. If a... | |
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Thus, for" example, he to whom the geometrical proposition, that the angles of a triangle are together equal to two right angles... 
