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 Books Bücher 31 - 40 von 136 in The angle at the centre of a circle is double of the angle at the circumference upon...
The angle at the centre of a circle is double of the angle at the circumference upon the same base, that is, upon the same part of the circumference.
An Encyclopædia of Architecture: Historical, Theoretical, and Practical - Seite 316
von Joseph Gwilt - 1842 - 1089 Seiten
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## The Elements of Euclid; viz. the first six books,together with the eleventh ...

Euclides - 1841
...is the centre; that is, the centre is in CA. Therefore, if a straight line, &c. QED PROP. XX. THEOR, The angle at the centre of a circle is double of the angle at the circumference, upon the same base, that in, upon the same part of the circumference. Let ABC be a circle,...
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## Elements of geometry: consisting of the first four,and the sixth, books of ...

Euclides - 1842
...is the centre; that is, the centre is in CA. Therefore, if a straight line, &c. QED PROP. XX. THEOR, THE angle at the centre of a circle is double of the angle at the circumference, upon the same base, that is, upon the same part of the circumference. Let ABC be a circle,...
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## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1842 - 317 Seiten
...that no other point which is not in CA, is the centre ; that is, the centre is in CA. PROP. XX. THEOR. The angle at the centre of a circle is double of the angle at the circumference, upon the same base, that is, upon the' same part of the circumferB Let ABC be a circle,...
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## The British Annals of Education for ...: Being The Scholastic ..., Band 1

1844
...which there fall more than two equal straight lines to the circumference, that point is the centre. 10. The angle at the centre of a circle is double of the angle at the circumference upon the same base. 11. From a given circle, cut off a segment which shall contain an...
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## Report to the Trustees of the Dick Bequest for the Benefit of the ..., Band 2

1844
...and two of the opposite angles of a four sided figure be equal, that figure is a parallelogram. 5. The angle at the centre of a circle is double of the angle at the circumference, when they stand on the same arc. 6. If the vertical angle of a triangle be bisected...
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## Euclid's Elements of geometry [book 1-6, 11,12] with explanatory notes ...

Robert Potts - 1845
...the centre of the circle is in CA. Therefore, if a straight line, &c. QKI). PROPOSITION XX. THEOREM. The angle at the centre of a circle is double of the angle at the circumference upon the same base, that is, upon the same part of the circumference. Let ABC be a circle,...
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## Euclid in Paragraphs: The Elements of Euclid: Containing the First Six Books ...

Robert Simson - 1845 - 199 Seiten
...centre ; that is, the centre is in CA. Therefore, if a straight line, &c. QED PROPOSITION XX. THEOB. — The angle at the centre of a circle is double of the angle at the circumference upon the same base, that is, upon the same part of the circumference. Let ABC be a circle,...
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## The first six and the eleventh and twelfth books of Euclid's Elements; with ...

James Thomson - 1845 - 358 Seiten
...the centre : that is, the centre is in C A. Therefore, if a straight line, &c. PROP. XX. THEOR. — The angle at the centre of a circle is double of the angle at the circumference, upon the same base, that is, upon the same part of the circumference. In the circle...
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## The Elements of Geometry, Symbolically Arranged

1846
...Cr. of ©ABC; ie the Cr. of 0, is in CA. Therefore, if a str. line, &c. PROP. LV. THEOR. 20. 3 E U . The angle at the centre of a circle is double of the angle at the circumference upon the same arc, that is, upon the same part of the cir-cumference. Fig. 1. Fig. 2....
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## The Elements of Geometry, Symbolically Arranged

1846
...Cr. of ©ABC; ie the Cr. of ©, is in CA. Therefore, if a str. line, &c. PROP. LV. THEOR. 20. 3Eu. The angle at the centre of a circle is double of the angle at the circumference upon the same arc, that is, upon the same part of the circumference. Fig. 1. A Fig. 2....
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