| S. E. Parker - 1837 - 344 pages
...the same thing, at the same time, to be, and not to be. A killed B, according to the testimony of C. **The three angles of a -triangle are together equal to two right angles.** Nothing, or that which is not a thing, cannot produce anything. A being powerless cannot operate. What... | |
| Euclid, James Thomson - 1837 - 410 pages
...the angles at its base BD double of the third angle A : which was to be done. Cor. Since i; I. 32.) **the three angles of a triangle are together equal to two right angles,** it is plain, that the angle A is one-fifth, and each of the* angles at the base BD, two-fifths of two... | |
| S. E. PARKER - 1838 - 340 pages
...— " a whole is greater than each of its parts," is different from that, which informs me, that " **the three angles of a triangle are together equal to two right angles** ;" and that again is likewise different from the evidence implied in the proposition, " A killed B,... | |
| Arthur Thomas Malkin - 1838 - 544 pages
...advanced as far as the thirty-second proposition of the first book of Euclid. He had perceived that **the three angles of a triangle are together equal to two right** ones, and was searching for a satisfactory proof, when his father surprised him in his forbidden speculations.... | |
| 1849 - 600 pages
...they confined themselves to the teaching of such simple truths as that two and two make four, and that **the three angles of a triangle are together equal to two right angles** ? And what holds good of a branch of secular education holds good of it in its entirety. If mathematics... | |
| Euclid, James Thomson - 1845 - 382 pages
...of the angles at its base BD double of the third angle A : which was to be done. Cor. Since (I. 32) **the three angles of a triangle are together equal to two right angles,** it is plain, that the angle A is one fifth, and each of the angles at the base BD, two fifths of two... | |
| Euclides - 1846 - 292 pages
...equal to DE, and the triangle EGD is equilateral, and therefore also equiangular (1. 5. Cm.) : But **the three angles of a triangle are together equal to two right angles;** therefore the angle EGD is the third part of two right angles : And, in like manner, it may be shewn... | |
| William Ellis - 1847 - 152 pages
...lamb was devoured by the wolf," —"the air is elastic,"—" I love you,"—"you don't love me,"—" **the three angles of a triangle are together equal to two right angles,"** —" brutes cannot articulate,"—" electricity is the most efficient known agent for rapidity of communication,"—"... | |
| 1849 - 602 pages
...they confined themselves to the teaching of such simple truths as that two and two make four, and that **the three angles of a triangle are together equal to two right angles** ? And what holds good of a branch of secular education holds good of it in its entirety. If mathematics... | |
| Alexander Mackay - 1849 - 396 pages
...they confined themselves to the teaching of such simple truths as that two and two make four, and that **the three angles of a triangle are together equal to two right angles** ? And what holds good of a branch of secular education, holds good of it in its entirety. If mathematics... | |
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