 | Robert Simson - Trigonometry - 1806 - 546 pages
...one another:. XVI. And this point is called the centre of the circle. XVH. A diameter of • 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... | |
 | John Playfair - Mathematics - 1806 - 320 pages
...to one another. XII. And this point is called the centre of the circle. XHL A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. XIV. A semicircle is the figure contained by a diameter and the part of the circumference... | |
 | John Aikin - Geography - 1807 - 442 pages
...every where equally distant from a point within the figure called the centre. 2. A diameter of a circle is a straight line drawn through the centre and terminated both ways by the circumference. 3. An arc of a circle is any part of the circumference. 4. The circumference of every... | |
 | Sir John Leslie - Geometry, Analytic - 1809 - 542 pages
...the boundary traced by the remote end of that line its circumference. 3$. The diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. It is obvious that all radii of the same circle are equal to each other and to a semidiameter.... | |
 | Jeremiah Day - Measurement - 1815 - 388 pages
...is half, and a quadrant one fourth, of a circle. ,*., , • •('•• II. A Diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. A Radius is a straight line extending from the centre to the circumference. A Chord... | |
 | Sir John Leslie - Geometry - 1817 - 456 pages
...the boundary traced by the remote end of that line its circumference. 35. The diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. It is obvious that all radii of the same circle are equal to each other and to a semidiameter.... | |
 | John Gummere - Surveying - 1817 - 384 pages
...átraight line drawn from the centre to the circumference, as С В, Fig. 17. 35. The diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference, as AE, Fig. 17. It divides the circle into two equal parts, called semicircles. 36.... | |
 | John Playfair - Circle-squaring - 1819 - 350 pages
...to one another. XII. And this point is called the centre of the circle. XIII. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. « XIV. A semicircle is the figure contained by a diameter and the part of the circumference... | |
 | Robertson Buchanan - Machinery - 1823 - 440 pages
...circumference. The word radii is used, when more than one such line is spoken of. 58. The diameter of a circle, is a straight line drawn through the centre, and terminated both ways by the circumference. 59- The arc of a circle is any part of its circumference. 60. A chord of an arc, is... | |
 | Jeremiah Day - Geometry - 1824 - 440 pages
...circumference. A semi-circle is half, and a quadrant one-fourth, of a circle. II. A Diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference/ A Ifatlius is a straight line extending from the centre to the circumference. A Chord... | |
| |
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... 
