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 الكتب الكتب 101 - 110 من 127 فيWhen a straight line standing on another straight line makes the adjacent angles....
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 to it.
The Elements of Euclid: Viz. the First Six Books, with the Eleventh and ... - الصفحة 10
بواسطة Alexander Ingram - 1799 - عدد الصفحات: 351
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The Foundations of Geometry and the Non-Euclidean Plane

G.E. Martin - 1997 - عدد الصفحات: 512
...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...
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Geometry and the Visual Arts

Daniel Pedoe - 1976 - عدد الصفحات: 296
...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...
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Geometry: A Comprehensive Course

Daniel Pedoe - 1988 - عدد الصفحات: 449
...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...
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Collected Works of Bernard Lonergan

Bernard J. F. Lonergan - 1988 - عدد الصفحات: 349
...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...
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Thinking Things Through: An Introduction to Philosophical Issues and ...

Clark Glymour - 1997 - عدد الصفحات: 382
...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...
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Mathematical Cranks

Underwood Dudley - 1992 - عدد الصفحات: 372
...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...
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A Commentary on the First Book of Euclid's Elements

Proclus - 1992 - عدد الصفحات: 355
...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...
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The Poincaré Half-plane: A Gateway to Modern Geometry

Saul Stahl - 1993 - عدد الصفحات: 298
...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...
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Mathematics: The Science of Patterns: The Search for Order in Life, Mind and ...

Keith Devlin - 1996 - عدد الصفحات: 224
...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...
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Foundations and Fundamental Concepts of Mathematics

Howard Whitley Eves - 1997 - عدد الصفحات: 344
...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...
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