 | Robert Potts - 1868 - 434 pages
...circle is a straight line drawn through the center, and terminated both ways by the circumference. XVIIL A semicircle is the figure contained by a diameter and the part of the circumference cut on' by the diameter. XIX. The center of a semicircle is the same with that of the circle. XX. Rectilineal... | |
 | 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
...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 the 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... | |
 | Euclid, Charles Peter MASON - Geometry - 1872 - 216 pages
...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 the 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... | |
 | Euclides, James Hamblin Smith - Geometry - 1872 - 376 pages
...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 the 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,... | |
 | 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... | |
 | James Smith - Circle-squaring - 1872 - 330 pages
...drawn from a certain point within the figure, called the centre of the circle are equal," "A diameter of a circle is a straight line drawn through the centre, and terminating on both sides with the circumference." The circumference of a circle encloses a space,... | |
 | Henry Major - Student teachers - 1873 - 592 pages
...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 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 cut off... | |
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A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 
