 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
 | Euclides - 1862 - Liczba stron: 172
...plane, which meet together, but are not in the same direction.' IX. A plane rectilineal angle is A the inclination of two straight lines to one another,...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... | |
 | Thomas Percy Hudson - 1862 - Liczba stron: 202
...astronomer. 2. Extension of the definition of an angle. Euclid defines a plane rectilineal angle to be the inclination of two straight lines to one another,...meet together but are not in the same straight line. He does not in his definition take into account the direction in which this inclination is supposed... | |
 | Thomas Percy Hudson - 1862 - Liczba stron: 218
...astronomer. 2. Extension of the definition of an angle. Euclid defines a plane rectilineal angle to be the inclination of two straight lines to one another,...meet together but are not in the same straight line. He does not in his definition take into account the direction in which this inclination is supposed... | |
 | Euclides - 1863 - Liczba stron: 204
...a plane, which meet together, but are not in the same direction. IX. A plane rectilineal angle is A the inclination of two straight lines to one another,...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 - 1863 - Liczba stron: 122
...contained \>y tfae straight lines, AB, CB, is named ttie tm£\& is contained by AB, DB, is named.tiae *ofc\ A plane rectilineal angle is the inclination of two...straight lines to one another, which meet together, but arc not in the same straight line. which is contained by DB, CB, is called the angle DBC, or CBD; but,... | |
 | Euclides - 1864 - Liczba stron: 262
...of two lines to each other 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 If there be only one angle at a point, it may be expressed by a letter placed at that point, as... | |
 | Euclides - 1864 - Liczba stron: 120
...of two lines to each other 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 If there be only one angle at a point, it may be expressed by a letter placed at that point, as... | |
 | Euclides - 1864 - Liczba stron: 150
...of two lines to each other 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 If there be only one angle at a point, it may be expressed by a letter placed at that point, as... | |
 | Euclides - 1864 - Liczba stron: 448
...of two lines to each other 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 If there be only one angle at a point, it may be expressed by a letter placed at that point, as... | |
 | Isaac Todhunter - 1864 - Liczba stron: 298
...We have first to explain how angles are measured. A plane rectilineal angle is defined by Euclid as the inclination of two straight lines to one another...meet together, but are not in the same straight line. And when a straight line standing on another makes'the adjacent angles equal to one another, each of... | |
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