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 Books Bücher 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 : XVI. The first six books of the Elements of Euclid, with numerous exercises - Seite 2
von Euclides - 1853 - 147 Seiten
Vollansicht - Über dieses Buch ## Elements of Geometry: With, Practical Applications

George Roberts Perkins - 1850 - 320 Seiten
...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...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....
Vollansicht - Über dieses Buch ## Reports on Elementary schools

...definitions, of a circle and parallel straight lines, point out two eirurs. (1.) A circle is 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 anollirr. 3. Eucliil says, "If...
Vollansicht - Über dieses Buch ## Minutes of the Committee of Council on Education, with Appendices, Band 2

...definitions, of a circle and parallel straight lines, point out two errors. (1.) A circle i» 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...
Vollansicht - Über dieses Buch ## The Elements of Euclid [book 1] for beginners, by J. Lowres

Euclides - 1852
...a plane figure bounded by one line called the circumference, and is of such a kind, that all right lines drawn from a certain point within the figure to the circumference are equal to one another ; as, the circle DBF. 17. This point is called the centre of the circle, and the right line drawn from...
Vollansicht - Über dieses Buch ## The First Two Books of the Elements of Euclid ... with Additional Figures ...

Euclides - 1852
...boundary. Fig. 2. and Jig. 3. figures contained by more than one boundary.] XV. A circle is a plane figure contained by one line, which is called the 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....
Vollansicht - Über dieses Buch ## The popular educator, Bände 1-2;Band 5

Popular educator - 1852
...a ame line, called the cireumference or periphery, which is such that all straight linen drawn trom a certain point within the figure to the circumference are equal to each other. This point is called the centre of the circle, and each of the straight lines is called...
Vollansicht - Über dieses Buch ## The geometry, by T. S. Davies. Conic sections, by Stephen Fenwick

...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, which is called the...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 line...
Vollansicht - Über dieses Buch ## The Elements of Euclid. Books I.-VI.; XI. 1-21 XII. 1-2. A New ..., Bücher 1

Euclides - 1853
...plane figure is to be understood. XV. A circle is defined to be a plane figure, contained by one line, such that all straight lines drawn from a certain point within the figure, to meet this one line, are equal to one another. XVI. This one line is called the circumference of the...
Vollansicht - Über dieses Buch ## Orr's Circle of the Sciences: The mathematical sciences

William Somerville Orr - 1854
...circle is a plane figure enclosed by one line, which is called the circumference of the circle : it is such, that all straight lines, drawn from a certain...figure to the circumference, are equal to one another. This point is called the centre of the circle. And any line drawn from the centre to the circumference...
Vollansicht - Über dieses Buch ## The Elements of geometry; or, The first six books, with the eleventh and ...

Euclides - 1855
...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...figure to the circumference, are equal to one another. The circumference of a circle is its boundary. The space contained within the boundary, is called the...
Vollansicht - Über dieses Buch