| James Charlton - Geography - 1829 - 250 pages
...20. The RADIUS of a circle is a line drawn from the j - , ^. • centre to the circumference. 21. The **DIAMETER of a circle is a straight line drawn ; through the centre, and** terminating at the circumfet rence on both sides!! " 22. A SPHERE, or globe, is a perfectly round body,... | |
| Ira Wanzer - Arithmetic - 1831 - 408 pages
...every part of which is equally distant from a certain point within the circle, called the centre. The **diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference.** 21. An ellipse, or ellipsis, is an oval , figure, resembling a circle, only the length exceeds the... | |
| Jeremiah Day - Measurement - 1831 - 520 pages
...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 the** center, and terminated both ways by the' circumference. A Radius is a straight line extending from... | |
| Jeremiah Day - Logarithms - 1831 - 418 pages
...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 the** center, and terminated both ways by the circumference. A Radius is a straight line extending from the... | |
| John Playfair - Euclid's Elements - 1832 - 358 pages
...to one another. XII. And this point is called the centre of the circle. XIII. Adiameter of acircle **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 the circumference cut off by... | |
| Tobias Ostrander - Measurement - 1833 - 172 pages
...of that circumference. A semicircle is half, and a quadrant is a quarter of a circle. The diameter **is a straight line drawn through the centre, and terminated both ways by the circumference.** PROBLEM I. To find the circumference of a circle, the diameter being given. Rule—Multiply the diameter... | |
| Thomas Perronet Thompson - Euclid's Elements - 1833 - 168 pages
...Any straight line drawn from the centre of a sphere to the surface, is called a radius of the sphere. **A straight line drawn through the centre and terminated both ways by the** surface, is called a diameter of the sphere. COB. A straight line may be described or made to pass... | |
| Euclid - Euclid's Elements - 1833 - 216 pages
...6. And this point is called the centre of the circle. See N. 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 from the centre to the circumference. 19. A semicircle... | |
| Tobias Ostrander - Measurement - 1834 - 182 pages
...of that circumference. A semicircle is half, and a quadrant is a quarter of a circle. The diameter **is a straight line drawn through the centre, and terminated both ways by the circumference.** PROBLEM I. To find the circumference of a circle, the diameter being given. Rule — Multiply the diameter... | |
| Euclid - 1835 - 540 pages
...circumference are equal to one another. XVI. And this point is calledihe centre of the circle. XVII. **A diameter of a circle is a straight line drawn through...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 off... | |
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