 | Euclid - Geometry - 1845 - 218 pages
...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 centre, and terminated both ways by the circumference. XVIII. A semicircle is the figure contained by a diameter and the part of the circumference... | |
 | Euclides - 1846 - 292 pages
...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. xvin. A semicircle is the figure contained by a diameter and the part of the circumference... | |
 | John Playfair - Euclid's Elements - 1846 - 332 pages
...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 and the part of the circumference... | |
 | Euclides - 1847 - 128 pages
...another : — 16. And this point is called the centre of the circle. 17. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 18. A semicircle is the figure contained by a diameter, and the part of the circumference... | |
 | Euclides - 1848 - 52 pages
...another. XVI. And this point is called ttas 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 of the circumference... | |
 | Charles Richson - 1848 - 98 pages
...dividers or compasses will be useful in explaining this definition.} 2. "A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. ' ' 3. "A semicircle is the figure contained by a diameter, and the part of the circumference... | |
 | Jeremiah Day - Logarithms - 1848 - 153 pages
...circumference. A semi.circle is half, and a quadrant onefourth 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. A Chord... | |
 | Euclid, Thomas Tate - 1849 - 120 pages
...another. A VI. And 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 of the circumference... | |
 | Minard Lafever - Architecture - 1849 - 306 pages
...a certain point within the circle, called the centre. (Fig. 23.) XXXI. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. (Fig. 23.) XXXII. A radius of a circle is half of a diameter, or a straight line drawn... | |
 | Conic sections - 1850 - 118 pages
...AA' the transverse axis, and BB' the conjugate axis of the ellipse ABA'B'. (Con. Sections.) 1 III. The distance from the centre to either focus is called the eccentricity. Thus FC, or its equal F'C, is the eccentricity of the ellipse ABA'B'. IV. A line drawn from any point... | |
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... 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 of the circle. 
