| John Keill - Geometry - 1772 - 462 pages
...XVI. And that Point is called the Centre of the. Circle. XVII. A Diameter of a Circle is a Right Linf drawn through the Centre, and terminated on both Sides by the Circumference, and divides the Circle into two equal Parts. XVIII . A Semicircle is a Figure contained under a Diameter,... | |
| John Playfair - Mathematics - 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 and the part... | |
| 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. 4. The circumference... | |
| Sir John Leslie - Geometry, Analytic - 1809 - 542 pages
...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... | |
| 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 and the part... | |
| 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, called... | |
| Euclides - 1814 - 560 pages
...circumference, are equal to one another. XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight line drawn through the See N. centre, and terminated both ways by the circumference. XVIII. A semicircle is the figure contained... | |
| 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.... | |
| Thomas Keith - 1817 - 306 pages
...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 the surface,... | |
| Sir John Leslie - Geometry - 1817 - 456 pages
...line its radius, and the boundary traced by the remote end of that line its circumference. 35. 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... | |
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