 A plane, rectilineal Angle, is the inclination of two straight lines to one another, which meet together, but are not in the same straight line. The most general division of angles is, into plane, spherical, and solid.  Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory, and N ...autor: John Mason Good - 1813Pełny widok - Informacje o książce
 | W. PEASE - 1846 - Liczba stron: 86
...direction." Plane Angles are either Rectilineal, Curvilineal, or Mixtilineal. 19*. A Plane Kectilineal Angle is the inclination of two straight lines to...meet together, but are not in the same straight line. NB ' When several angles are at one point B, any one ' of them is expressed by three letters, of which... | |
 | Euclides - 1847 - Liczba stron: 128
...accurate notion of their difference. The one is an external edge, the other an internal inclination. 9. A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line. NB—When several angles meet at a point, each of them is indicated by three letters, of which the... | |
 | Euclides - 1848 - Liczba stron: 52
...inclination of two lines to each other in a plane which meet together, but not in the same straight line. IX. A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line. X. When a straight line standing on another straight line, makes the adjacent angles equal to each... | |
 | Charles Richson - 1848 - Liczba stron: 98
...touch, the horizontal. The angle on each side of the perpendicular is a right angle. DEFINITIONS.*—!. "A plane rectilineal angle is the inclination of two...together, but are not in the same straight line." 2. "When a straight line standing on another straight line makes the adjacent angles equal to each... | |
 | Euclid, Thomas Tate - 1849 - Liczba stron: 120
...of two lines to one another in a plane, which meet together, but are not in the same direction." IX. 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 в, any one of them is expressed by three letters, of which... | |
 | Euclides - 1850 - Liczba stron: 350
...two lines to each other in a plane, which meet together, but are not in the same straight line. IX. A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line. A NB When several angles are at one point B, either of them is expressed by three letters, of which... | |
 | Euclides - 1852 - Liczba stron: 152
...same direction." [Fig. 1., plane rectilineal angle; fg. 2., plane angle, not rectilineal.] Fig. 1. A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line. IX. NB " When several angles are at one point B, any one of them is expressed by three letters, of... | |
 | Popular educator - 1852 - Liczba stron: 842
...direction.] This definition ii put in brackets, as úseles;, and unnecessary to be remembered. IX. A plane rectilineal angle is the inclination of two straight lines to ont another, which meet together, but are not in the same straight line. When two straight lines meet... | |
 | Euclides - 1853 - Liczba stron: 146
...any two points being taken, the raight line between them lies wholly in that superficies. VIII. IX. 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, any one of them is expressed by three letters, of which... | |
 | Euclid, John Playfair - 1853 - Liczba stron: 336
...which any two points being taken, the straight line between them lies wholly in that superficies. 6. A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line. E NB ' When several angles are at one point B, any one of them is ex' pressed by three letters, of... | |
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