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A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
The complete measurer: or, The whole art of measuring, containing the ... - Page 5
by Thomas Keith - 1817

## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Euclid's Elements - 1806 - 311 pages
...circumference are equal to one another. XII. And this point is called the centre of the circle. XHL A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. XIV. A semicircle is the figure contained by a diameter and the part...

## Geographical Delineations: Or, A Compendious View of the Natural and ...

John Aikin - Geography - 1807 - 416 pages
...circumference, which is every where equally distant from a point within the figure called the centre. 2. A diameter of a circle is a straight line drawn through the centre and terminated both ways by the circumference. 3. An arc of a circle is any part of the circumference. 4. The circumference...

## A Course of Mathematics ...: Designed for the Use of the Officers ..., Volume 1

Isaac Dalby - Mathematics - 1807 - 476 pages
...the circumference. Thus if C be the centre, CR is the radius. 51. The diameter of a circle is a right line drawn through the centre, and terminated by the circumference both ways, and therefore it is twice the radius. 52. An arc of a circle is any part of the circumference. 53....

## Elements of Geometry, Geometrical Analysis, and Plane Trigonometry ...

Sir John Leslie - Geometry, Analytic - 1809 - 524 pages
...describing line its radius, and the boundary traced by the remote end of that line its circumference. 3\$. The diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. It is obvious that all radii of the same circle are equal to each other...

## The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - Geometry - 1810 - 518 pages
...circumference, are equal to one another: XVI. A.nd this point is called the centre of the circle. XVII. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. XVIII. A semicircle is the figure contained by a diameter and the part...

## A Treatise on Surveying, Containing the Theory and Practice: To which is ...

John Gummere - Surveying - 1814 - 390 pages
...radius of a circle is a straight line drawn from the centre to the circumference, as CB, Fig. 1735. The diameter of a circle is a straight line drawn through the centre, and terminated both wajs by the circumference, as AB, Fig. 17. It divides the circle into two equal parts, called...

## A Practical Application of the Principles of Geometry to the Mensuration of ...

Jeremiah Day - Measurement - 1815 - 388 pages
...circumference. A semi-circle is half, and a quadrant one fourth, of a circle. ,*., , • •('•• II. A Diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. A Radius is a straight line extending from the centre to the circumference....

## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Euclid's Elements - 1819 - 333 pages
...circumference, are equal to one another. XII. And this point is called the centre of the circle. XIII. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. « XIV. A semicircle is the figure contained by a diameter and the...