| Frederick Augustus Griffiths - 1859 - 354 sider
...circumference of a circle. A chord, or subtense, is a right line joining the extremities of an arc. **The radius of a circle is a right line drawn from the centre to the . circumference.** The diameter of a circle is a right line drawn through the centre, and terminated by the circumference.... | |
| William Dawes Malton - 1860
...it) is supposed to be divided into 360 degrees (°) : any part of the circumference is termed an arc. **The radius of a circle is a right line drawn from the centre to** any point in the circumference : and equals about one-sixth of the line of the circumference. Hence... | |
| Robert Griffith Hatfield - 1874 - 444 sider
...called its Centre. The circumference is also called the periphery, and sometimes the circle. 48. — **The radius of a circle is a right line drawn from the centre to** any point in the circumference, (ab, Fig. 21.) All the radii of a circle are equal. vit.il. 49. —... | |
| Lorenzo Fairbanks - 1875
...the circumference, which is everywhere equidistant from a point within called the centre ; as, ABC D. **The Radius of a circle is a right line drawn from the centre to the circumference;** as, AE. The Diameter is a right line passing through the centre and terminated both ways by the circumference... | |
| Robert Griffith Hatfield - 1895 - 685 sider
...circumference, which is everywhere equidistant from a certain point within, called its centre. 547 **The radius of a circle is a right line drawn from the centre to** any point in the circumference (ab, Fig. 334). All the radii of a circle are equal. The diameter is... | |
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