| Edward Atkins - 1874
...of two lines to one another in a plane, which meet together, but are not in the same direction. 9. **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** Thus, the angle contained by the straight lines AB and EC is expressed either by ABC or CBA, and the... | |
| John Clement Primrose Aldous - 1874 - 71 ページ
...74—79. Logarithme 63 Miscellaneous Examples C7 CHAPTER L ANGLES AND THE MEASUREMENT OF ANGLES. 1 **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** This is one of Euclid's Definitions, which describes the nature of the angles treated of in Plane Trigonometry.... | |
| Euclides - 1874
...two lines to each other in a plane, which meet together, but are not in the same straight line. A 9. **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** NB When several angles are at one point B, either of them is expressed by three letters, of which the... | |
| Euclides - 1874
...of two lines to one another in a plane, which meet together, but are not in the same direction. 9. **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** 10. When a straight line standing on another straight line, makes the adjacent angles equal to one... | |
| Edward Atkins - 1874
...of two lines to one another in a plane, which meet together, but are not in the same direction. 9. **A plane rectilineal angle is the inclination of two straight lines to one another, which** meety together, but are not in the same straight line. GEOMETRY. Thus, the angle contained by the straight... | |
| WILLIAM ALEXANDER MYERS - 1874
...not in the same direction. 22. A plane rectilineal angle is the inclination of two straight linesto **one another which meet together, but are not in the same straight line.** 23. A THEOREM is a truth requiring demonstration. 24. An AXIOM is a self-evident truth. 25. A PROBLEM... | |
| Edward Atkins - 1876 - 119 ページ
...of two lines to one another in a plane, which meet together, but are not in the same direction. 9. **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** NOTE. — When several angles are at one point B, any one of them 13 expressed by three letters, of... | |
| Robert Potts - 1876 - 403 ページ
...of two lines to each other in a plane, which meet together, but are not in the same direction. IX, **A plane rectilineal angle is the inclination of two...another, which meet together, but are not in the same** btraight line. D NB If there be only one angle at a point, it may be expressed by a letter placed at... | |
| Edward Atkins - 1877
...of two lines to one another in a plane, which meet together, but are not in the same direction. 9. **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** NOTE. — When several angles are at one point B, any one of them ia expressed by three letters, of... | |
| Euclides - 1877
...which, any two points being taken, the straight line between them lies wholly in that superficies. 8. **A plane rectilineal angle is the inclination of two...meet together but are not in the same straight line.** An angle is generally expressed by three letters, the middle one of which must be the letter at the... | |
| |