| 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... | |
| Judith Cederberg - 2004 - 441 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 Reprinted with permission of Cambridge University Press from The Thirteen... | |
| William P. Berlinghoff, Kerry E. Grant, Dale Skrien - 2001 - 602 sider
...familiar figures in more or less familiar ways. For example: « When a straight line crossing 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 crossing the other is called a perpendicular... | |
| Audun Holme - 2002 - 378 sider
...the angle are straight, the angle is caller rectilinear. 9. When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the angles is** right, and the straight line standing on the other is called the perpendicular to the one on which... | |
| Jean Christianidis - 2004 - 474 sider
...perpendicular to AT and Definition I.10, which states that “When a straight line set up on a straight **line makes the adjacent angles equal to one another, each of the** right angles is right, and the straight line standing on the other is called a perpendicular to that... | |
| Paolo Mancosu, Klaus Frovin Jørgensen, S.A. Pedersen, Stig Andur Pedersen - 2005 - 300 sider
...of (rectilinear) angles (trans. Heath 1926, I, 181): 1 0. 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 [...]. 1 1 . An obtuse angle is an angle greater than a right angle. 12. An acute... | |
| Euclid
...therefore the angle AFE is equal to the angle BFE. [i. 8] But, 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 ; [i. Def. 10] 20 therefore each of the angles AFE, BFE is right. Therefore CD,... | |
| Euclid
...ptifav opOrji. 12. "O£«ia Si 17 l\ti<T(Tu>v 6p6rj<;. v- 10. fffo/ia straight line set up on a straight **line makes the adjacent angles equal to one another, each of the** equal angles is right, anil the straight line standing on the other is called a perpendicular to that... | |
| Peter M. Engelfriet - 1998 - 488 sider
...is not necessary to define a rectilineal angle). 10. SJt 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... | |
| Euclid - 1920 - 239 sider
...line on which it stands.' The full translation then is: '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... | |
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