| Euclides - 1855
...the circle. The straight line drawn from the centre to the circumference, ie called the radius. XVII. **A diameter of a circle is a straight line drawn through the centre,** anc terminated both ways by the circumference. XVIII. A semicircle is the figure contained by a diameter... | |
| Robert Rawson - 1856
...circumference, are equal to one another. XVL And this point is called the centre of the circle. XVH. **A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference.** xvin. A semicircle is the figure contained by a diameter and the par* of the circumference cut off... | |
| 1855 - 403 páginas
...The radius of a circle is a straight line drawn from the centre to the circumference, as O B. 4. The **diameter of a circle is a straight line drawn through the centre, and terminated both ways** at the circumference, as CO A. 5. A chord is a straight line joining any two points of the circumference,... | |
| 1857 - 134 páginas
...circle all radii are equal ; all diameters are also equal, and each diameter is double the radius. 37. **A diameter of a circle is a straight line drawn through the centre, and terminated** on both sides by the circumference. In Fig. 17, CD, CG, ami CF are radii, and DE is a diameter. 38.... | |
| Euclides - 1858
...The straight lines from the centre to the circumference are radii. 17. A diameter of a circle is any **straight line drawn through the centre, and terminated both ways« by the circumference** ; as AB, or DE, in the circle AD BE. A diameter is double of a radius. 18. A semicircle is the figure... | |
| William E. Bell - 1859 - 134 páginas
...circle all radii are equal ; all diameters are also equal, and each diameter is double the radius. 37. **A diameter of a circle is a straight line drawn through the centre, and terminated** on both sides by the circumference. 1n Fig. 17, CD, CG, and CF are radii, and DE is a diameter. 38.... | |
| Isaac Todhunter - 1859 - 275 páginas
...sphere. The straight line which joins any point of the surface with the centre is called a radius. **A straight line drawn through the centre and terminated both ways by the** surface is called a diameter. 2. Tliz section of the surface of a sphere made by any plane is a circle.... | |
| Euclides - 1860
...line drawn from the centre to the circumference of a circle is called a radius, as CD, CB, or CE. 20. **A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference,** as BE. 21. A semicircle is the figure contained by a diameter, and the part of the circumference cut... | |
| George Payn Quackenbos - 1860 - 450 páginas
...curve that bounds it; as, ACFBD. • 6. Any part of the circumference is called an Arc; as, AC, C F. 1. **A Diameter of a circle is a straight line drawn through the centre,** terminating at both ends in the circumference; as, A B. Every circle has an infinite number of diameters,... | |
| Isaac Todhunter - 1877
...of the circle. A radius of a circle is a straight line drawn from the centre to the circumference. **A diameter of a circle is a straight line drawn through...centre and terminated both ways by the circumference.** An arc of a circle is any part of the circumference. 20. In Arts. 15. ..19 we have spoken of certain... | |
| |