 | John Weale - 1850 - 590 pages
...&c., for describing circles, measuring distances, and taking the thickness of solids Circle, a plain 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... | |
 | Great Britain. Committee on Education - 1850 - 914 pages
...following definitions, of a circle and parallel straight lines, point out two errors. (1.) A circle iť a plane figure contained by one line, which is called the circumference, and is such that all lines drawn from a certain point within the figure are equal to one another. (2.) Parallel lines are... | |
 | George Roberts Perkins - Geometry - 1850 - 332 pages
...five, and so on for polygons of a greater number of sides. 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... | |
 | Euclides - 1852 - 152 pages
...figure contained by one boundary. Fig. 2. and Jig. 3. figures contained by more than one boundary.] XV. A circle is a plane figure contained by one line,...circumference, and is such that all straight lines B 3 BOOK I. drawn from a certain point within the figure to the circumference, are equal to one another.... | |
 | Euclides - 1853 - 146 pages
...the extremity of any thing." xrv. A figure is that which is inclosed by one or more boundaries. xv. A circle is a plane figure contained by one line,...circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference are equal to one another. XVI. And this... | |
 | Royal Military Academy, Woolwich - Mathematics - 1853 - 400 pages
...is the extremity of anything. 14. A figure is that which is enclosed by one or more boundaries. 15. A circle is a plane figure contained by one line,...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... | |
 | Euclides - 1853 - 176 pages
...any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plain 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. XVI. And this... | |
 | Euclides - 1855 - 262 pages
...solid figures, as well as to plane figures. XV. A circle is a plane figure contained [or, bounded] 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. The circumference... | |
 | Robert Rawson - 1856 - 200 pages
...the extremity of any thing." xrv. A figure is that which is inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another. XVL And this... | |
 | William Pease - 1856 - 108 pages
...frequently in mathematical drawings, and besides, is most simple of construction. An Ellipse, like a circle, is a " plane figure, contained by one line, which is called its circumference ;" it has two diameters, called respectively, the transverse and conjugate ; the... | |
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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. 
