| Elias Loomis - 1871 - 58 sider
...straight line makes w:tk anothei,upi* one side of it, are either two right angles, cr are together **to 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 toTethiir equal to two right angles. ^or if the... | |
| Alfred Challice Johnson - 1871
...(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 l1nes cut one another, the vertical or opposite angles... | |
| Henry Major - 1873
...angles. Let the straight line AB make with CD, upon one jlide of it, the angles CBA, ABD : these are **either two right angles or are together equal to two right angles.** For if the angle CBA be equal to ABD, each of them is a right angle ; but, if not, from the point B... | |
| Edward Atkins - 1874
...Proposition 13. — 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...CD, upon one side of it, the angles CBA, ABD. These** angles shall either be two right angles, or shall together be equal to two right angles. PROOF. —... | |
| Euclides - 1874
...PROPOSITION 13. — 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...straight line AB make with CD upon one side of it, the** Then the angles CBA, ABD shall be either two right angles, or shall together equal to two right angles.... | |
| Francis Cuthbertson - 1874 - 349 sider
...GHK. PROPOSITION IX. 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...straight line AB make with CD upon one side of it the** L s ABC, ABD. These shall either be two right L s; C or shall together be = two right L s. If the then... | |
| Euclides - 1874
...The anr/les which one straight line makes with another straight line on one side of it, either are **two right angles, or are together equal to two right angles. Let the straight line** AJB make with the straight fine CD, on one side of it, the angles CBA, A 1. B ABD : these either are... | |
| Edward Atkins - 1876 - 119 sider
...Proposition 13. — Theorem. The angles which one straight Una makes witJi another upon one side of it, are **either two right angles, or are together equal to...CD, upon one side of it, the angles CBA, ABD. These** angles shall either be two right angles, or shall together be equal to two right angles. PROOF. —... | |
| Francis Cuthbertson (geometer.) - 1876
...QEF PROPOSITION XTV. The angles which one straight line makes with anotJier upon one side of it are **either two right angles or are together equal to two...straight line AB make with CD upon one side of it the** L s ABC, ABD. These shall either be two right angles or shall together be equal to two right angles.... | |
| Robert Potts - 1876 - 403 sider
...PROPOSITION XIIR THEOREM. The angles which one straight line makes with another upon one tide Of it, are **either two right angles, or are together equal to two right angles. Let the straight line** AS make with CD, upon one side of it, the angles CBA, ABD. Then these shall be either two right angles,... | |
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