| 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.... | |
| Saul Stahl - 1993 - 298 sider
...that Euclid felt the need to acknowledge their efforts. 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.... | |
| John McCleary, John Mac Cleary - 1994 - 308 sider
...straight, the angle is called rectilineal. (10) When a straight line set up on a straight line makes **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.... | |
| Keith Devlin - 1996 - 224 sider
...lies evenly with the points on itself. Definition 10 When a straight line standing on another 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.... | |
| Howard Whitley Eves - 1997 - 344 sider
...straight lines, the angle is called a rectilinear angle. 10. When a straight line erected on a straight **line makes the adjacent angles equal to one another, each of the equal angles is** called a right angle, and the straight line standing on the other is called a perpendicular to that... | |
| David A. Singer - 1998 - 162 sider
...know about right angles. Euclid's tenth definition says: 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.... | |
| Reinhard Laubenbacher, David Pengelley - 2000 - 278 sider
...postulate itself. Euclid, from Elements BOOK I. DEFINITION 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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