| Euclides - 1877
...is the extremity of anything ; and a figure is that which is inclosed by one or more boundaries. 25. **A diameter of a circle is a straight line drawn through the centre, and terminated both ways** liy the circumference. 26. A semicircle is a figure contained by a diameter and the part of the circumference... | |
| Isaac Todhunter - 1877 - 440 páginas
...radius of a sphere is a straight line drawn from the centre to the surface. A diameter of a sphere **is a straight line drawn through the centre and terminated both ways by the** surface. A sphere is sometimes called a globe : marbles and billiard balls are familiar examples of... | |
| William James Milne - 1877 - 391 páginas
...circle. 564. A Radius of a circle is a straight line drawn from the center to the circumference. 565. **A Diameter of a circle is a straight line drawn through the** center and terminating at both ends in the circumference. 566. The Base of a figure is the side on... | |
| James Maurice Wilson - 1878
...Def. 9. A radius of a circle is a straight line drawn from the centre to the circumference. Def. 10. **A diameter of a circle is a straight line drawn through...centre and terminated both ways by the circumference.** Def. ir. When two straight lines are drawn from the same point, they are said to contain, or to make... | |
| Āryabhaṭa - 1878
...[•Figure ABCI) : Prop. 1. is a circle.] VII. And this point is called the centre of the circle. VIII. **[A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the** circumfer|nce. The straight line AC in figure : Prop. 1. is a diameter.] IX. A radius is a straight... | |
| J. G - 1878 - 372 páginas
...of the centre, we know the position of the sphere, Two sphe.es are equal when their radii are equal. **A straight line drawn through the centre and terminated both ways by the** surface is called a diameter. A sphere is supposed to be engendered by the revolution of a semicircle... | |
| Isaac Todhunter - 1879 - 158 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. The section qf the surface of a sphere made by any plane is a circle.... | |
| Euclides - 1879
...circumference, are equal to one another. 1 6. And this point is called the centre of the circle. 17. **A diameter of a circle is a straight line drawn through...by the circumference. [A radius is a straight line** drawn from the centre to the circumference, and is therefore half the diameter.] 1 8. A semicircle... | |
| Moffatt and Paige - 1879
...circumference are equal to one another. 16. And this point is called the centre of the circle. 1 7. **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 the circumference cut off by... | |
| David Bain - 1879 - 32 páginas
...centre. 27. A Radius (plural radii) is any straight line drawn from the centre to the circumference. 28. **A Diameter of a circle is a straight line drawn through the centre, and terminated** at both ends by the circumference. The diameter, which is equal to twice the radius, divides the circle... | |
| |