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 Βιβλία Βιβλία 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 ... - Σελίδα 10
των Robert Simson - 1775 - 520 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο Elements of Arithmetic, Algebra, and Geometry

George Lees - 1826
...the same straight line. B 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 that contain the angle meet one another, is put between the other two letters, and one... Elements of Geometry: Containing the First Six Books of Euclid, with a ...

Euclid, John Playfair - 1826 - 320 σελίδες
...is at the ver-- 'tex of the angle, that is, at the point in whieh the straight lines that ' eontain the angle meet one another, is put between the other two 'letters, and one of these two is somewhere upon one of those straight 'lines, and ihe other upon the other line: Thus the... The Elements of Euclid: The Errors by which Theon, Or Others, Have Long ...

Robert Simson - 1827 - 513 σελίδες
...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...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... Geometry Without Axioms; Or the First Book of Euclid's Elements. With ...

Thomas Perronet Thompson - 1833 - 150 σελίδες
...the nearest road, direct. When several direct 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 from which the straight lines that make the angle, proceed], is put in the middle, and one of the remaining... The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - 1835 - 513 σελίδες
...straight line. Book I. -CE NB ' Wheir 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 other two letters, and one... Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1835 - 316 σελίδες
...same straight line. A IB C NB ' When several angles are at one point B, any one of them is ex' pressed by three letters, of which the letter that is at the vertex of the an' gle, that is. at the point in which the straight lines that contain the angle ' meet one another,... Elements of Geometry: Containing the First Six Books of Euclid : with a ...

John Playfair - 1837 - 318 σελίδες
...the same straight line. E NB 'When several angles are atone point B, any one of them is ex' pressed by three letters, of which the letter that is at the vertex of the an' gle, that is, at the point in which the straight lines that contain the angle ' meet one another,... Elements of Plane Geometry According to Euclid

Andrew Bell - 1837 - 240 σελίδες
...at one point B, any one of them is expressed by three letters, of which the letter that is at tire 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... Euclid's Elements [book 1-6] with corrections, by J.R. Young

Euclides - 1838
...Hues which meet one another. 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...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... The Elements of Euclid; viz. the first six books,together with the eleventh ...

Euclides - 1841 - 351 σελίδες
...the same straight line. A NB ' When several angles aro at one point B, any ' one of them is expressed by three letters, of which ' the letter that is at...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...