 | Matthew Iley - 1820 - 512 pagine
...circumference, is equidistant from every part of the curve ; as C. 13. The diameter of a circle is a line drawn through the centre, and terminated both ways by the circumference ; as AB. 14. The radius of a circle is half the diameter ; as BC. 15. Any part of the circumference... | |
 | Euclid - 1822 - 222 pagine
...another. 16., And this point is called the centre of the circle. 17.. A diameter of a circle is a right line- drawn through the centre, and terminated both ways by the circumference. 18. A radius of a circle is a right line drawn front the centre to the circumference. 19. A semicircle... | |
 | Robertson Buchanan - 1823 - 440 pagine
...centre to the 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...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 a straight line... | |
 | Peter Nicholson - 1823 - 210 pagine
...CENTRE of the circle. Thus, in Jig. 26, c is the centre, and cd the radius of the circle ab d. 36. The DIAMETER of a circle is a straight line, drawn through the centre, and terminated by the circumference ; as the line ab, fig. 27. 37. A CHORD of a circle is a straight line, drawn through... | |
 | Jeremiah Day - 1824 - 440 pagine
...any portion of the 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 Ifatlius is a straight line extending from the centre to the circumference. A Chord is a straight... | |
 | Peter Nicholson - 1825 - 1046 pagine
.../" i rence, 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...centre, and terminated both ways by the circumference. 1 8. A semicircle is the figure contained by a diameter and the part of a circumference cut off by... | |
 | Jacob Abbot Cummings - 1825 - 216 pagine
...illustrated by drawing a silk handkerchief over a wire circle, which will thus represent the plane. The diameter of a circle is a straight line drawn through the centre from one Ģide of the circumference to the other. -j A semidiameter, or radius, is half of (he diameter,... | |
 | George Lees - 1826 - 276 pagine
...the boundary traced by the remote end of that line its circumference. ELEMENTS Book I. XIV.— The diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference. Cor. All radii of the same circle are equal to each other, and to a semi-diameter. XV. — A semicircle... | |
 | Euclid - 1826 - 234 pagine
...16. And this point is called the centre of the circle. 17. A diameter of a circle is a certain right line drawn through the centre, and terminated both ways by the circumference of the circle, and divides the circle into two equal parts. 18. A semicircle is the figure contained... | |
 | Euclides - 1826 - 226 pagine
...16. And this point is called the centre of the circle. 17. A diameter of a circle is a certain right line drawn through the centre, and terminated both ways by the circumference of the circle, and divides the circle into two equal parts. 18. A semicircle is the figure contained... | |
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A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 
