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When several angles are at one point B, any ' one of them is expressed by three letters, of which ' the letter that is at the vertex of the angle, that is, at ' the point in which the straight lines that contain the ' angle meet one another, is put between...
The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ... - Página 10
por Robert Simson - 1775 - 520 páginas
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## The elements of plane geometry; or, The first six books of Euclid, ed. by W ...

Euclides - 1863 - 122 páginas
...in the same straight line. NB—When several angles are at one point B, any one of them is expressed by three letters, of which the letter that is at the...of the angle, that is, at the point in which . the straight lines that contain the angle meet one another, is put between the other two letters, and one...
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## The school edition. Euclid's Elements of geometry, the first six books, by R ...

Euclides - 1864 - 448 páginas
...point, as the angle at E : but when several angles are at one point B, either of them is expressed by three letters, of which the letter that is at the...vertex of the angle, that is, at the point in which the straight lines that contain the angle meet one another, is put between the other ^two letters, and...
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## Euclid's Elements of geometry, the first four books, by R. Potts. Corrected ...

Euclides - 1864 - 262 páginas
...of which the letter that is at the vertex of the angle, that is, at the point in which the straight lines that contain the angle meet one another, is put between the other two letters, and one of these two is somewhere upon one of these straight lines, and the other upon the other line. Thus the...
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## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson ...

Robert Potts - 1865 - 528 páginas
...point, as the angle at E : but when several angles are at one point B, either of them is expressed by three letters, of which the letter that is at the...vertex of the angle, that is, at the point in which the straight lines that contain the angle meet one another, is put between the other two letters, and one...
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## The College Euclid: Comprising the First Six and the Parts of the Eleventh ...

Euclides - 1865 - 402 páginas
...by the circum/ ference. NB — When several angles are at one point B, any one of them is expressed by three letters, of which the letter that is at the...vertex of the angle, that is, at the point in which the straight lines containing the angle meet one another, is put between the other two letters, and one...
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## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Isaac Todhunter - 1867 - 426 páginas
...angles are at ene point B, any one of them is expressed by three letters, of which the letter which is at the vertex of the angle, that is, at the point at which the straight lines that contain the angle meet one another, is put between the other two letters,...
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## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - 1867 - 424 páginas
...angles are at one point -B, any one of them is expressed by three letters, of which the letter which is at the vertex of the angle, that is, at the point at which the straight lines that contain the angle meet one another, is put between the other two letters,...
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## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1868 - 434 páginas
...point, as the angle at E : but when several angles are at one point B, either of them is expressed by three letters, of which the letter that is at the...vertex of the angle, that is, at the point in which the straight lines that contain the angle meet one another, is put between the other two letters, and one...
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## The Elements of Euclid, containing the first six books, with a selection of ...

Euclides - 1874 - 342 páginas
...not in the same straight line. NB When several angles are at one point B, either of them is expressed by three letters, of which the letter that is at the...of the angle — that is, at the point in which the straight lines that contain the angle meet one another — is put between the other two letters, and...
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## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1876 - 446 páginas
...point, as the angle at E : but when several angles are at one point B, either of them is expressed by three letters, of which the letter that is at the...of the angle, that is, at the point in which. the straight lines that contain the angle meet one another, is put between the other two letters, and one...
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