| Septimus Tebay - Measurement - 1868 - 168 pages
...(C). 13. A radius is a straight line drawn from the centre to the circumference (CD). 14. A diameter **is a straight line drawn through the centre, and terminated both ways by the circumference** (AE) . 15. A semicircle is the figure contained by a diameter and part of the circumference cut off... | |
| Isaac Todhunter - Measurement - 1869 - 312 pages
...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. The intersection of a sphere with any plane is a circle ; if the plane passes though the centre... | |
| Euclides - 1871 - 136 pages
...XIV. Any straight line drawn from the centre of a circle to the circumference is called a RADIUS. XV. **A DIAMETER of a circle is a straight line drawn through...centre and terminated both ways by the circumference.** Tims, in the diagram, 0 is the centre of the circle ABCD, OA, OB, OC, OD are Badii of the circle, and... | |
| William Chauvenet - Geometry - 1871 - 380 pages
...A radius of the sphere is any straight line drawn from the centre to the surface. A diameter is any **straight line drawn through the centre and terminated both ways by the** surface. • Since all the radii are equal and every diameter is double the radius, all the diameters... | |
| Euclides, James Hamblin Smith - Geometry - 1872 - 376 pages
...XIV. Any straight line drawn from the centre of a circle to the circumference is called a RADIUS. XV. **A DIAMETER of a circle is a straight line drawn through...centre and terminated both ways by the circumference.** Thus, in the diagram, O is the centre of the circle A BCD, OA, OB, OC, OD are Radii of the circle,... | |
| Euclid, Charles Peter MASON - Geometry - 1872 - 216 pages
...position, so long as their inclination to each other is such as is stated in the definition. Def. XVII. **A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference.** It is obvious that the half of a diameter is a radius. Def. XXI. A triangle is a plane bounded rectilineal... | |
| William Chauvenet - Geometry - 1872 - 382 pages
...A radius of the sphere is any straight line drawn from the centre to the surface. A diameter is any **straight line drawn through the centre and terminated both ways by the** surface. Since all the radii are equal and every diameter is double the radius, all the diameters are... | |
| Henry Major - Student teachers - 1873 - 592 pages
...the figure to the circumference are equal to one another. XVI. This point is called the centre. 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... | |
| Lewis Sergeant - 1873 - 182 pages
...circle; and the straight lines drawn from the centre to the circumference are called radiuses.t 36. **A diameter of a circle is a straight line drawn through...centre, and terminated both, ways by the circumference.** 37. "When a parallelogram is subdivided into four parts by straight lines parallel to the sides and... | |
| Euclides - 1874 - 120 pages
...circumference are equal to one another. 16. And this point is called the centre of the circle. 17. **A diameter of a circle is a straight line drawn through...centre, and terminated -both ways by the circumference.** 18. A semicircle is the figure contained by a diameter and the part of the circumference cut off by... | |
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