 | Royal college of surgeons of England - 1860 - 332 sider
...trapezium, a rectangle. 3. The angles which one straight line makes with, another upon one side of it, are either two right angles, or are together equal to two right angles. 4. If from the ends of a side of a triangle, there be drawn two straight lines to a point within the... | |
 | Elias Loomis - 1861 - 244 sider
...two right angles. Let the straight line AB make with CD, upon one side of it, the angles ABC, ABD ; these are either two right angles, or are together equal to two right angles. A B *f not, suppose the line BE to be drawn from the point B, perpendicular to CD ; then will each... | |
 | S. M. Saxby - 1861 - 136 sider
...advantage. Book I. XIII. — The angles which one right line makes with another upon one side of it, are either two right angles, or are together equal to two right angles. Departing from the precise language of absolute and complete proof (for obvious reasons), we may say... | |
 | S. M. Saxby - 1862 - 200 sider
...advantage. Book I. XIII. — The angles which one right line makes with another upon one side of it are either two right angles or are together equal to two right angles. Departing from the precise language of absolute and complete proof (for obvious reasons), we may say... | |
 | Euclides - 1862 - 172 sider
...PROP. XIII. — THEOREM. The angles which one straight line makes with another upon one side of it, are either two right angles, or are together equal to two right angles. (References— Prop. i. 11; ax. 1, 2; def. 10.) Let the straight line AB make with CD, upon one side... | |
 | Euclides - 1864 - 448 sider
...PROPOSITION XIII. THEOREM. The angles which otie straight line makes with another upon one side of it, are either two right angles, or are together equal to two right angles. Let the straight line AB make with CD, upon one side of it, the angles CBA, ABD. Then these shall be... | |
 | Robert Potts - 1865 - 528 sider
...PROPOSITION XIII. THEOREM. The angles which one straight line males with another upon one side of it, are either two right angles, or are together equal to two right angles. Let the straight line AB make with CD, upon one side of it, the angles CBA, ABD. Then these shall be... | |
 | John Robertson (LL.D., of Upton Park sch.) - 1865 - 106 sider
...parallel lines. [KC] 38. The angles which one straight line makes with another upon one side of it, are either two right angles or are together equal to two right angles. [KC] 39. The straight lines which join the extremities of two equal and parallel straight lines towards... | |
 | Alfred Challice Johnson - 1865 - 166 sider
...versa. (Eue. L, 5, б.) 2. The angles which one straight line makes with another upon one side of it, are either two right angles, or are together equal to two right angles, or 180°. (Eue. I., 13.) 3. If two straight lines cut one another, the vertical or opposite angh-s... | |
 | Euclides - 1865 - 80 sider
...FGH. PROPOSITION V. THEOR. The angles which one straight line makes with another on one side of it are either two right angles, or are together equal to two right angles. Let the straight line CD make with AB on the same side of it the angles ACD and BCD, these are either... | |
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The angles which one straight line makes with another upon one side of it, are either two right angles, or are together equal to two right angles. Let the straight line AB make with CD, upon one side of it the angles CBA, ABD ; these are either two right... 
