 | Scottish school-book assoc - 1845 - 444 pages
...is enclosed by one or more boundaries. 14. A circle is a plain figure bounded by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within it to the circumference are equal to one another; 15. And this point is called the centre. 16. The... | |
 | Great Britain. Admiralty - Geometry - 1846 - 128 pages
...which is enclosed by one or more boundaries. XV. Acircleis aplanefigure contained by one line, which is called the circumference, and is such, that all straight...figure to the 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... | |
 | Great Britain. Admiralty - Geometry - 1846 - 128 pages
...is enclosed by one or more boundaries. XV. Acircle is aplane figure contained by one line, which is called the circumference, and is such, that all straight...figure to the 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... | |
 | Euclides - 1846 - 292 pages
...inclosed by one or more boundaries. xv. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another : xvi. And this point is called the centre of the circle. xvn. A diameter of a circle is a straight... | |
 | Euclid, John Playfair - Euclid's Elements - 1846 - 334 pages
...of the line or lines which bound it. 11. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another. 12. And this point is called the centre of the circle. 13. A diameter of a circle is a straight line... | |
 | W. M. Buchanan - Science - 1846 - 768 pages
...in her magical operations. CIB'CLB, Lat. circulus, from circus. A geometrical figure contained under one line called the circumference ; and is such, that...lines drawn from a certain point within the figure called the centre, to the circumference, arc equal to one another. Thus, In the figure, AB = AC = AD.... | |
 | Euclides - 1847 - 128 pages
...contained in any figure is called its area. 15. A circle is a plane figure contained by one line, which is called the circumference; and is such that all straight...figure to the 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... | |
 | George Roberts Perkins - Geometry - 1847 - 326 pages
...[See Elements of Algebra, Art. 178.] XXIII. A circle is a plane figure bounded by one line, which is called the circumference ; and is such that all straight lines drawn from a certain point within the circle to the circumference, are equal to one another. This point is called the centre of the circle.... | |
 | William Whewell - Science - 1847 - 756 pages
...circle, — " that it is a figure contained by one line, which is called the circumference, and which is such, that all straight lines drawn from a certain point within the circumference are equal to one another," — we were to substitute an axiom and a definition, as follows... | |
 | Euclides - 1848 - 52 pages
...inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another. XVI. And this point is called ttas centre of the circle. XVII. A diameter of a circle is a straight... | |
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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. 
