 | 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 the centre, and terminated both ways by the circumference. 21. An ellipse, or ellipsis, is an oval , figure, resembling... | |
 | 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... | |
 | 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 the centre, and terminated both ways by the circumference. XVIII. A semicircle is the figure contained by a diameter... | |
 | Mathematics - 1836 - 488 pages
...circumference, are equal to one another. 12. And this point is called the centre of the circle. 13. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 14. A semicircle is the figure contained by a diameter... | |
 | Andrew Bell - Euclid's Elements - 1837 - 290 pages
...the circumference, are equal to one another. 15. This point is called the centre of the circle. 16. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 17. A line drawn from the centre to the circumference... | |
 | Euclides - 1838 - 264 pages
...term circle, there will be no necessity to alter the phraseology of the work in this respect. XIV. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. XV. A semicircle is the figure contained by a diameter,... | |
 | Robert Simson - Geometry - 1838 - 434 pages
...circumference, are equal to one another : XVI. And this point is called the centre of the circle. xvn. . 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... | |
 | Thomas Holliday - Surveying - 1838 - 404 pages
...is the line which describes the circumference, turning upon B as a centre; fig. 16, plate I. 3. The diameter of a circle is a straight line drawn through the centre, and terminating in both sides of the circumference, as fig. 16, A—C. 4. The diameter is the greatest... | |
 | Jeremiah Day - Geometry - 1838 - 416 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... | |
 | Jeremiah Day - Geometry - 1839 - 434 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... | |
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A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16. And this point is called the centre... 
