| Calvin Franklin Swingle - 1913 - 1249 sider
...same straight line as in Fig. 34. Fig. 34. Fig. 35. When a straight line, standing on another straight **line, makes the adjacent angles equal to one another, each of the** angles is called a right angle and the straight line which stands on the other is called a perpendicular... | |
| Rudy von Bitter Rucker - 1977 - 133 sider
...postulate is not clear until we have defined right angles: "When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right." This postulate seems to be equivalent to the assumption that the things we are calling "straight... | |
| G.E. Martin - 1997 - 512 sider
...angle are straight, the angle is called rectilineal. 10. When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right, and the straight line standing on the other is called a perpendicular to that on which it stands.... | |
| Daniel Pedoe - 1983 - 296 sider
...angle are straight, the angle is called rectilineal. 10. When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right, and the straight line standing on the other is called a perpendicular to that on which it stands.... | |
| Patrick J. Ryan - 1986 - 215 sider
...inclination to one another of two lines which meet. When a straight line set upon a straight line makes **adjacent angles equal to one another, each of the equal angles is a right angle.** Euclid did not define length, distance, inclination, or "set upon." Once having made his definitions,... | |
| Bernard J. F. Lonergan, Robert M. Doran - 1988 - 348 sider
...It is a nominal definition. The tenth definition reads: 'When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right, and the straight line standing on the other is called a perpendicular to that on which it stands.... | |
| Daniel Pedoe - 1988 - 449 sider
...the angle are straight, the angle is called rectilineal. 10 When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right, and the straight line standing on the other is called a perpendicular to that on which it stands.... | |
| Proclus - 1992 - 355 sider
...primacy over the things that are plural and separated. X-XII. When a straight line set up on a straight **line makes the adjacent angles equal to one another,...each of the equal angles is a right angle and the** straight line standing on the other is called a perpendicular to that on which it stands. An obtuse... | |
| Underwood Dudley - 1992 - 372 sider
...to leave the term undefined — but others were just fine: When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right, and the straight line standing on the other is called a perpendicular to that on which it stands.... | |
| Clark Glymour - 1997 - 382 sider
...angle are straight, the angle is called rectilinear. 10. When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** right, and the straight line standing on the other is called a perpendicular to that on which it stands.... | |
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