 | Euclides - 1860 - 288 pages
...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 the centre, and terminated both ways by the circumference, as BE. 21. A semicircle is the figure contained by a... | |
 | Robert Potts - Geometry, Plane - 1860 - 380 pages
...circumference, are equal to one another. XVI. And this point is called the center of the circle. xvn. A diameter of a circle is a straight line drawn through the center, and terminated both ways by the circumference. xvm. A semicircle is the figure contained by... | |
 | William Keane (gardener.) - 1861 - 252 pages
...centre. 5. The radius of a circle is a straight line drawn through the centre to the circumference. 6. A diameter of a circle is a straight line drawn through the centre and terminated at both sides by the circumference. It is twice as long as the radius, and divides J;he... | |
 | George Payn Quackenbos - Physics - 1862 - 468 pages
...circle, and E its centre. 5. The Circumference of a circle is the curve that bounds it; as, AC FDD. 6. Any part of the circumference is called an Arc;...terminating at both ends in the circumference; as, AB. Every circle has an infinite number of diameters, all equal to each other. 3. A Radins (plural,... | |
 | Euclides - 1862 - 140 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 the centre, and terminated both ways oy the circumference. 18. A semicircle is the figure contained by a diameter... | |
 | Euclides - 1863 - 122 pages
...circumference, are equal to one another. XVI. And this point is called the centre of the circle. 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... | |
 | Euclides - 1864 - 262 pages
...circumference, are equal to one another. XVI. And this point is called the center of the circle. XVII. A diameter of a circle is a straight line drawn through the center, and terminated both ways by the circumference. XVHI. A semicircle is the figure contained by... | |
 | Euclides - 1864 - 448 pages
...the circumference, are equal to one another. And this point is called the center of the circle. XVII. A diameter of a circle is a straight line drawn through the center, and terminated both ways by the circumference. XVIII. A semicircle is the figure contained... | |
 | Euclides - 1865 - 402 pages
...circumference are equal to one another. XVI. And this point is called the centre of the circl*. XVII. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circum/ ference. NB — When several angles are at one point B, any... | |
 | Euclides - 1865 - 80 pages
...Hence all the radii of the same circle are equal, for each of them is equal to the radiant. 35. The DIAMETER of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 36. An ARC of a circle is any part of the circumference.... | |
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A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16. And this point is called the centre... 
