| Euclid - 1789 - 272 ページ
...circle, is a right line drawn from the centre to the circumference. 2. A diameter of a circle, is a right **line drawn through the centre and terminated both ways by the circumference.** 3. An arc of a circle, is any part of its periphery, or circumference. O 4. The chord, or fubtenfe,... | |
| John McGregor (teacher of mathematics.) - 1792 - 431 ページ
...circle is the diilance between the centre and circumference. 3-5. The diameter of a circle is a ftraight **line drawn through the centre, and terminated both ways by the circumference.** A is the centre. AB the radius. CD the diameter. Note, The diameter is equal to twice the radius. 36.... | |
| Alexander Ingram - 1799 - 351 ページ
...center to the circumference of a circle, is called a Radius. XVII. A diameter of a circle is a ftraight **line drawn through the centre, and terminated both ways by the circumference.** XVIII. A femicircle is the figure contained by a diameter and the part of the circumference cut off... | |
| Thomas Dix - 1799 - 193 ページ
...point С within the circle, called the centre thereof. в 10. A Diameter of a Circle is a ftraight **line drawn through the centre, and terminated both ways by the circumference.** il. A Radius of a Circle is a ftraight line drawn from the centre to the circumference, and i«s equal... | |
| John Playfair - 1804 - 440 ページ
...XII. And this point is palled the centre of the circle. XIII. A diameter of a circle is a ftraight **line drawn through the centre, and terminated both ways by the circumference.** XIV, A femicircle is the figure cpntained by a diameter and the part of the circumference cut off by... | |
| John Playfair - 1806 - 311 ページ
...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...centre, and terminated both ways by the circumference.** XIV. A semicircle is the figure contained by a diameter and the part of the circumference cut off by... | |
| Euclid, Robert Simson - 1806 - 518 ページ
...equal to one another:. XVI. And this point is called the centre of the circle. XVH. A diameter of • **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 of the circumference cut... | |
| John Aikin - 1807 - 416 ページ
...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...centre and terminated both ways by the circumference.** 3. An arc of a circle is any part of the circumference. 4. The circumference of every circle is supposed... | |
| Robertson Buchanan - 1808 - 164 ページ
...radii, is used, when more than one such line is spoken of. 0 5. The diameter of a circle, is a right **line drawn through the centre, and terminated both ways by the circumference.** 6. The arc of a circle is any part of its circumference. 113 7. A chord of an arc, is a right line... | |
| Sir John Leslie - 1809 - 493 ページ
...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...and terminated both ways by the circumference. It** is obvious that all radii of the same circle are equal to each other and to a semidiameter. 36. Figures... | |
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