 | Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 962 pages
...into plane, spherical, and solid. Angle, a plane, rectilineal, is the inclination of two •traight lines to one another, which meet together, but are not in the same straight line. See Fig. 6. Angle, spherical, is an angle formed on the surfac* of a sphere by... | |
 | John Gummere - Surveying - 1814 - 398 pages
...wholly in that superficies. -- , t 7- 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, as A, Fig. 1 . Note. — When several angles are formed about the same point, as... | |
 | Encyclopedias and dictionaries - 1816 - 764 pages
...taken, the ftraight line between them lies wholly in that fupcrficies. 6. A PLANE RECTILINEAL ANGLE is the inclination of two ftraight lines to one another,...meet together, but are not in the fame ftraight line. Fig- i. Nate. When feveral angles are formed at the fame point, as at B, fig. 3. Each particular angle... | |
 | Euclides - 1816 - 588 pages
...same direction." ••••'i " 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 lice. ': ".!,j ii. , •'• .. B •'•••-.• ' ii5 BOOK I. XXVI. A scalene triangle,... | |
 | John Playfair - 1819 - 354 pages
...meeting of the other lines than straight Knes. A plane angle is said to be " the inclination of two lines to " one another which meet together, but are not in the same direc" tion." This definition is omitted here, because that the angles formed by the meeting of... | |
 | Peter Nicholson - Mathematics - 1825 - 1046 pages
...but are not in the same direction." p. A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight «ine. NB ' When several angles are at one point B, any one of them is expressed by three... | |
 | George Lees - 1826 - 276 pages
...also lines. Book I. ELEMENTS VI.— 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. B NB — When several angles are at one point B, any one of them is expressed by... | |
 | Robert Simson - Trigonometry - 1827 - 546 pages
...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... | |
 | John Radford Young - Euclid's Elements - 1827 - 228 pages
...convey but an indistinct notion of angular magnitude ; he calls it " the inclination of two straight lines to one another, which meet together, but are not in the same straight line." To understand • this definition, it is necessary previously to know what is... | |
 | Euclid, Dionysius Lardner - Euclid's Elements - 1828 - 542 pages
...the Elements, as being useless. (10) IX. A plane rectilinear angle is the inclination of two right lines to one another, which meet together, but are not in the same right line. (11) X. When a right line standing on another right line makes the adjacent angles... | |
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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. 
