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A circle is said to be described about a rectilineal figure, when the circumference of the circle passes through all the angular points of the figure about which it is described. 7. A straight line is said to be placed in a circle, when the extremities...
Elements of Plane Geometry According to Euclid - Σελίδα 80
των Andrew Bell - 1837 - 240 σελίδες
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## The Geometrician: Containing Essays on Plane Geometry, and Trigonometry ...

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## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

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...thro' all the angular points of the figure about which it is deicribed. vn. A ftraight line is faid to be placed in a circle, when the extremities of it are in the circumference of the circle. 95 Book IV. PRO PI PRO B. TN a given circle to place a ftraight line, equal to a A given ftraight line...

## The elements of Euclid: with dissertations intended to assist and ..., Τόμος 1

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## Elements of Geometry: Containing the Principal Propositions in the First Six ...

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...pafies through all thtrangular points of that figure. 7. A right line is faid to be placed, or applied, in a circle, when the extremities of it are in the circumference of the circle. 8. All plane figures contained under more than four fides are called polygons ; and if the angles, as...

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...circle is faid to be defcribed about a reftilineal figure, when the circumference of the circle pafle.s through all the angular points of the figure about which it is defcribed. ?! .'•. i :.) ;1 VII. A ftraight line is faid to be placed in a circle, when the extremities...

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## Elements of Geometry: Containing the Principal Propositions in the First Six ...

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## Elements of Geometry: Containing the Principal Propositions in the First Six ...

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...through all the angular points of that figure. f. A right line is faid to be placed, or applied, in * circle, when the extremities of it are in the circumference of the circle. O r .8. All plane figures contained under more than four fides are called polygons ; and if the angles,...