 | Euclid - 1845 - 218 Seiten
...are not " in the same direction." IX. 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. BC NB ' When several angles are at one point B, any one ' of them is expressed... | |
 | Euclid, John Playfair - 1846 - 334 Seiten
...meeting of the other lines than straight lines. A plane angle is said to be "the inclination of two lines to one another which " meet together, but are not in the same direction." This definition is omitted here, because that the angles formed by the meeting of... | |
 | Euclides - 1846 - 292 Seiten
...but are not in the same direction. ix. 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. NB, When several angles are at one point B, any one of them is expressed by three... | |
 | Euclides - 1847 - 128 Seiten
...the other an internal inclination. 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. NB — When several angles meet at a A point, each of them is indicated by three... | |
 | Charles Richson - 1848 - 98 Seiten
...ifieans of two long pencils or pen-holders. DEFINITION. — "An angle* is the inclination of two straight lines to one another, which meet together, but are not in the same straight line." 16 EXAMPLE II. OBSERVE — 1. The number of lines drawn to the point of the angle... | |
 | Euclides - 1848 - 52 Seiten
...but not in the same straight line. IX. 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. X. When a straight line standing on another straight line, makes the adjacent angles... | |
 | Euclid, Thomas Tate - 1849 - 120 Seiten
...but are not in the same direction." IX. 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. NB "When several angles are at one point B, anyone of them is expressed by three... | |
 | Sir Henry Edward Landor Thuillier - 1851 - 826 Seiten
...them lies wholly in that superficies. 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.* When a straight line standing upon another straight line makes the adjacent angles... | |
 | Euclides - 1852 - 152 Seiten
...plane angle, not rectilineal.] Fig. 1. 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. IX. NB " When several angles are at one point B, any one of them is expressed by... | |
 | Royal Military Academy, Woolwich - 1853 - 400 Seiten
...but are not in the same direction. 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. When several angles are at one point B, any one of them is expressed by three letters,... | |
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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. 
