| John Gummere - 1817 - 384 sider
...a circle is a átraight line drawn from the centre to the circumference, as С В, Fig. 17. 35. The **diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference,** as AE, Fig. 17. It divides the circle into two equal parts, called semicircles. 36. A quadrant is one... | |
| Thomas Keith - 1817 - 306 sider
...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,... | |
| John Playfair - 1819 - 348 sider
...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...part of the circumference cut off by the diameter.** XV. Rectilineal figures are those which are contained by straight line?. XVI. Trilateral figures, or... | |
| John Playfair - 1819 - 354 sider
...the circumference, are equal to one another. And this point is called the centre of the circle. XIII. **A diameter of a circle is a straight line drawn through...circumference. XIV. A semicircle is the figure contained by a** diameter-aad thfijjart of tke circumference cut off by the diameter. XV. Rectilineal figures are those... | |
| Matthew Iley - 1820 - 512 sider
...circumference, is equidistant from every part of the curve ; as C. 13. The diameter of a circle is a **line drawn through the centre, and terminated both ways by the circumference** ; as AB. 14. The radius of a circle is half the diameter ; as BC. 15. Any part of the circumference... | |
| Euclid - 1822 - 216 sider
...another. 16., And this point is called the centre of the circle. 17.. A diameter of a circle is a right **line- drawn through the centre, and terminated both ways by the circumference.** 18. A radius of a circle is a right line drawn front the centre to the circumference. 19. A semicircle... | |
| Robertson Buchanan - 1823 - 440 sider
...centre to the circumference. The word radii is used, when more than one such line is spoken of. 58. The **diameter of a circle, is a straight line drawn through...centre, and terminated both ways by the circumference.** 59- The arc of a circle is any part of its circumference. 60. A chord of an arc, is a straight line... | |
| Peter Nicholson - 1823 - 210 sider
...CENTRE of the circle. Thus, in Jig. 26, c is the centre, and cd the radius of the circle ab d. 36. The **DIAMETER of a circle is a straight line, drawn through the centre, and terminated** by the circumference ; as the line ab, fig. 27. 37. A CHORD of a circle is a straight line, drawn through... | |
| Jeremiah Day - 1824 - 440 sider
...any portion of the 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...centre, and terminated both ways by the circumference/** A Ifatlius is a straight line extending from the centre to the circumference. A Chord is a straight... | |
| Peter Nicholson - 1825 - 1058 sider
.../" i rence, are equal to one another. \ / 16. And this point is called the centre of the circle. 17- **A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference.** 1 8. A semicircle is the figure contained by a diameter and the part of a circumference cut off by... | |
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