 | Robert Simson - Trigonometry - 1804 - 530 pages
...plain figure contained by one line, which is called the circumference, and is fuch that all ftraight lines drawn from a certain point within the figure to the circumference, are equal to one another. - X/K .\ XVI. And this point is called the center of the circle. ^ XVII. A diameter of a circle is... | |
 | John Playfair, Euclid - Circle-squaring - 1804 - 468 pages
...XII. And this point is palled the centre of the circle. XIII. A diameter of a circle is a ftraight line drawn through the centre, and terminated both ways by the circumference. XIV, A femicircle is the figure cpntained by a diameter and the part of the circumference cut off by... | |
 | John Playfair - Mathematics - 1806 - 320 pages
...circumference are equal 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...centre, and terminated both ways by the circumference. XIV. A semicircle is the figure contained by a diameter and the part of the circumference cut off by... | |
 | Edward Edwards - Perspective - 1806 - 414 pages
...plain figure contained by one line, which is called the circumference, and is fuch, that all ftraight lines drawn from a certain point within the figure to the circumference, are equal to one another. The point from which fuch lines are drawn, is called the center of the circle. A 'diameter of a circle,... | |
 | John Aikin - Geography - 1807 - 442 pages
...circumference, which is 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...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 circle is supposed... | |
 | Robertson Buchanan - Gearing - 1808 - 216 pages
...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, and this point is called the centre of the circle. 4. The radius of a circle, is a right line drawn... | |
 | Sir John Leslie - Geometry, Analytic - 1809 - 542 pages
...line its radius, and the boundary traced by the remote end of that line its circumference. 3$. The diameter of a circle is a straight line drawn through...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. 36.... | |
 | John Gummere - Surveying - 1814 - 398 pages
...radius of a circle is a straight line drawn from the centre to the circumference, as CB, Fig. 1735. The diameter of a circle is a straight line drawn through the centre, and terminated both wajs by the circumference, as AB, Fig. 17. It divides the circle into two equal parts, called semicircles.... | |
 | Jeremiah Day - Measurement - 1815 - 388 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...centre, and terminated both ways by the circumference. A Radius is a straight line extending from the centre to the circumference. A Chord is a straight line... | |
 | John Gummere - Surveying - 1817 - 384 pages
...a circle is a 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...centre, and terminated both ways by the circumference, as AE, Fig. 17. It divides the circle into two equal parts, called semicircles. 36. A quadrant is one... | |
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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. 
