| Daniel Alexander Murray - 1899 - 206 páginas
...books on plane geometry a plane angle is defined in various ways, namely, as the inclination of two **lines to one another, which meet together, but are not in the** same direction ; or, as the figure formed by two straight lines drawn from the same point ; or, as... | |
| Henry Sinclair Hall, Frederick Haller Stevens - 1900 - 304 páginas
...formed by straight lines. See Del . 9. ] 9. 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 point at which the straight lines meet is called the vertex of the angle, and... | |
| Euclid - 1904 - 456 páginas
...definition of a surface is to be understood in a similar way, 8. A plane angle is the inclination of two **lines to one another, which meet together, but are not in the** same direction. [Definition 8 is not required in Euclid's Geometry, the only angles employed by him... | |
| 1906
...annealing. Angle (from Latin angulus, a corner). — In geometry an angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. Angles are measured by the number of degrees they contain, the right angle, containing... | |
| Daniel Alexander Murray - 1906
...books on plane geometry a plane angle is defined in various ways, namely, as the inclination of two **lines to one another, which meet together, but are not in the** same direction; or, as the figure formed by two straight lines drawn from the same point ; or, as the... | |
| Joseph Gregory Horner - 1906
...Angle (from Latin aiigulus, a corner). — In geometry an angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. Angles are measured by the number of degrees they contain, the right angle, containing... | |
| Daniel Alexander Murray - 1908
...books on plane geometry a plane angle is defined in various ways, namely, as the inclination of two **lines to one another, which meet together, but are not in the** same direction ; or, as the figure formed by two straight lines drawn from the same point ; or, as... | |
| David Allan Low - 1912 - 448 páginas
...cut it" (see also Art. 13, p. 12). 3. Angles. — " A plane angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line." FIG. 1. FIG. 2. apply the set-square to a straight-edge DE as shown in Fig. 2,... | |
| Makhan Lal Chaliha - 2002 - 474 páginas
...superficies — Plane rectilineal angle "A plane rectilineal angle is the inclinatien of two straight О **lines to one another, which meet together, but are not in the** same straight line." Planimeter, n. the instrument for measuring the area of a plane figu-e. Plane... | |
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