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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.
A Treatise on Surveying, Containing the Theory and Practice: To which is ... - Página 25
por John Gummere - 1814 - 346 páginas
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## The pupil teachers' handy mathematical and grammatical question-book, with key

Pupil teachers - 1880 - 1516 páginas
...respectively equal ?' Answer him. 5.Explain clearly why the following definition is insufficient: @' A plane rectilineal angle is the inclination of two straight lines to one another.' Define obtuse angle, isosceles triangle, rhomboid. 6 ・ De6neap @ anesuper 丘 c @ es ， ac 卜 d...
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## Euclid for beginners, books i. and ii., with simple exercises by F.B. Harvey

Euclid, F. B. Harvey - 1880 - 119 páginas
...Elementary Geometry, which refers entirely to the Plane Rectilineal Angle spoken of in Definition 9. 9. A PLANE RECTILINEAL ANGLE is the inclination of two straight lines to each other, which meet together, but are not in the same straight line. This definition is a very important...
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## Class lessons on Euclid

Marianne Nops - 1882
...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.' Def. S includes angles formed by two curved lines, or a straight and a curved line. With these we shall...
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## The American Journal of Education, Volumen32

Henry Barnard - 1882
...the error of confusing angles with triangles. For this purpose, Euclid's definition is of little use. e for those who pretend to the highest improvement...natural defects in the understanding capable of amen For, replies the boy, "What is the meaning of ' the inclination of two straight lines to one another?...
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## American Journal of Education and College Review, Volumen32

1882 - 1114 páginas
...the error of confusing angles with triangles. For this purpose, Euclid's definition is of little use. "A plane rectilineal angle is the inclination of two...together, but are not in the same straight line." For, replies the boy, "What is the meaning of 'the inclination of two straight lines to one another?...
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## Hints on Home Teaching

Edwin Abbott Abbott - 1883 - 225 páginas
...common error of confusing angles with triangles. For this purpose Euclid's definition is of little use. "A plane rectilineal angle is the inclination of two...meet together but are not in the same straight line." For, replies the boy, " What is the meaning of ' the inclination of two straight lines to one another...
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## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - 1883 - 426 páginas
...which any two points being taken, the straight line between them lies wholly in that superficies. 9. A plane rectilineal angle is the inclination of two...meet together, but are not in the same straight line. Note. When several angles are at one point B, any one of them is expressed by three letters, of which...
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## Geometry for schools, comprising books i. and ii. of Euclid, with some ...

Euclides - 1883 - 96 páginas
...line, is a measure of the magnitude of the angle. Note. — Euclid defines a plane rectilineal angle as "the inclination of two straight lines to one another,...together, but are not in the same straight line." Here the synonym for angle, "the inclination of two straight lines," has this fault, that when the...
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## New Englander and Yale Review, Volumen42

Edward Royall Tyler, William Lathrop Kingsley, George Park Fisher, Timothy Dwight - 1883 - 872 páginas
...noticed further on. The definition of a plane rectilineal angle is, according to Euclid (Todhunter's ed.) "the inclination of two straight lines to one another...meet together but are not in the same straight line" — a definition which limits the angle to less than two right angles. Of definitions, which differ...
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## Stewart's specific subjects. Euclid. [1st] (-3rd stage). [With 2 issues of ...

Stewart W. and co - 1884
...of two lines to one another 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. An angle is named from three or one letters, as ABC or B. X. When a straight line standing on another...
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