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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.
Elements of Geometry: Containing the Principal Propositions in the First Six ... - Página 247
por Euclid - 1789 - 272 páginas
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## The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ...

Robert Simson - 1775 - 520 páginas
...plane, which meet together, but are not in the fame " direction." IX. A plane rectilineal angle is the inclination of two ftraight lines to one another,...meet together, but are not in the fame ftraight line. « NB Book I. B CE ' NB When feveral angles are at one point B, any one ' of them is cxprefled by three...
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## The First Six Books: Together with the Eleventh and Twelfth

Euclid - 1781 - 520 páginas
...plane, which meet together, but are not in the fame " direction." IX. A plane rectilineal angle is- the inclination of two ftraight lines to one another,...meet together, but are not in the fame ftraight line. NB Book I. A! D CE * NB When fevcral angles are at one point B, any one of them is exprefled by three...
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## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1781 - 466 páginas
..." plane, wnich meet together, but are not in the fame direction." IX. A plane rectilineal angle is the inclination of two ftraight lines to one another, which meet together, but are not in ihe fame ftraight line. A Book I. B ' NB When feveral angles are at one point B, anyone of them * is...
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## Elements of Geometry;: Containing the First Six Books of Euclid, with Two ...

Euclid, John Playfair - 1795 - 400 páginas
...the meeting of other lines than ftraight lines. A pl»ne angle is faid to be ' the inclination of two lines to one another which meet together, but are not in the feme direftion.' This definition is omitted here, becaufe that the angles formed by the meeting of...
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## The Elements of Euclid: Viz. the First Six Books, with the Eleventh and ...

Alexander Ingram - 1799 - 351 páginas
...line between them lies wholly in that fupeificies. VIII. Omitted. IX. A plane reftilineal angle is the inclination of two ftraight lines to one another,...meet together, but are not in the fame ftraight line. B NB BooK T. ' NB When feveral angles are at one point B, any one * of them is expreffed by three letters,...
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## The Elements of Euclid: Also the Book of Euclid's Data ...cor. viz. The ...

Robert Simson - 1804
...plane, which meet together, but are not in the fame direction." IX. i A plane rectilineal angle is the inclination of two ftraight lines to one another, which meet together, but are not in tbe fame ftraight line. A Book 1. B « NB When feveral angles are at one point B, any one of them «...
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## Elements of Geometry;: Containing the First Six Books of Euclid, with a ...

Euclid, John Playfair - 1804 - 440 páginas
...meeting of other lines than flraight lines. A plane angle is faid to be " the inclina" tion of two lines to one another which meet together, but are " not in the fame direftion." This definition is omitted here, becaufe that the angles formed by the meeting of curve...
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## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1806 - 518 páginas
...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. B B C NB c When several angles are at one point B, any one of < them is expressed...
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## Pocket Encyclopedia: Or, A Dictionary of Arts, Sciences, and ..., Volumen1

Edward Augustus Kendall - 1811
...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...
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## The London Quarterly Review, Volumen4

1811
...first Book, in which it is affirmed that ' 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.' Book IV. relates to the construction of polygons, their inscrptkm in, and circumscription...
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