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A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Practical geometry for art students - Page 11
by John Carroll (art master.) - 1881

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

John Playfair - Euclid's Elements - 1806 - 320 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...

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

John Aikin - Geography - 1807 - 442 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....

## Elements of Geometry, Geometrical Analysis, and Plane Trigonometry: With an ...

Sir John Leslie - Geometry, Analytic - 1809 - 542 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...

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

Euclid - Geometry - 1810 - 554 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...

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

John Gummere - Surveying - 1814 - 398 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,...

## 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 complete measurer: or, The whole art of measuring, containing the ...

Thomas Keith - 1817 - 306 pages
...angles are equal, they are called regular polygons; if unequal, they are called irregular polygons. 34. The Diameter of a circle is a straight line drawn through the centre, and terminated by the circumference both ways ; thus AB is a diameter of th« circle. The diameter divides...

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

John Playfair - Circle-squaring - 1819 - 350 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...