| Euclides - 1884 - 182 páginas
...of two lines to one another in a plane, which meet together, but are not in the same direction. 9. **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** Notice three points in which this last definition differs from the one before it. First, the word '... | |
| Euclides - 1884
...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...another, which meet together, but are not in the same** direction. X. When a straight line, standing on another straight line, makes the adjacent angles equal... | |
| 1884 - 864 páginas
...rectilineal angle [dihedral angle] is the inclination of two straight lines [planes through the eye] **to one another which meet together but are not in the same straight line** [plane]. X. When a straight line [plane] standing on another straight line [plane] makes the adjacent... | |
| Colin Arrott R. Browning - 1884
...one curved line (eg, a circle), but it cannot be contained by fewer than three straight lines. (3) **A Plane Rectilineal Angle is the inclination of two straight lines to one another** in a plane which meet together but are not in the same straight line. When an angle is expressed by... | |
| George William Usill - 1889 - 306 páginas
...and a straight line, as well as angles formed by two straight lines. 3 Plane Rectilineal Angle.— **A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line.** Note. — When an angle is simply spoken of, a plane rectilineal angle is always meant. 4. Perpendicular,... | |
| Edward Mann Langley, W. Seys Phillips - 1890 - 515 páginas
...of two lines to one another in a plane, which meet together, but are not in the same direction. g. **A Plane Rectilineal Angle is the inclination of two...meet together, but are not in the same straight line.** 10. When a straight line standing on another straight line makes the adjacent angles equal to one another,... | |
| George Irving Hopkins - 1891 - 208 páginas
...or outline simply. 16. A plane figure is one whose points and lines all lie in the same plane. 17. **"A plane rectilineal angle is the inclination of two...together, but are not in the same straight line."** — EUCLID. "An angle is a figure formed by two straight lines drawn from the same point." — CHAUVENET.... | |
| Euclid - 1892 - 518 páginas
...instruments are used. The definition of a surface is to be understood in a similar way. HE ILV 1 1 6. A plane **angle is the inclination of two straight lines to...meet together, but are not in the same straight line.** The point at which the straight lines meet is called the vertex of the angle, and the straight lines... | |
| 1894 - 330 páginas
...between Fi«-1its extreme points, and is the shortest distance between any two points, as AB, Fig. i. **A Plane Rectilineal Angle is the inclination of two...one another, which ^^ meet together, but are not in** A rig.^. the same straight line, as A, Fig. 2. When several angles are at one point, as A, Fig. 3,... | |
| Florian Cajori - 1896 - 324 páginas
...circle bisects the figure,2 which might be readily proved from the axioms. He defines a plane angle as **the " inclination of two straight lines to one another,...together, but are not in the same straight line,"** but leaves the idea of angle magnitude somewhat indefinite by his failure to give a test for equality... | |
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