Books Books 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. Gradations in Euclid : books i. and ii., with an explanatory preface [&c ... - Page 180
by Euclides - 1858 ## The first three books of Euclid's Elements of geometry, with theorems and ...

Euclid, Thomas Tate - 1849 - 120 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. A VI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... ## Elements of Geometry: With, Practical Applications

George Roberts Perkins - Geometry - 1850 - 332 pages
...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 called the centre of the circle.... ## The Elements of Euclid [book 1] for beginners, by J. Lowres

Euclides - 1852 - 48 pages
...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... ## The First Two Books of the Elements of Euclid ... with Additional Figures ...

Euclides - 1852 - 152 pages
...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. XVI. And this point is called the centre of the circle. [In the above figures A is the centre of the... ## The popular educator, Volumes 1-2; Volume 5

Popular educator - 1852 - 848 pages
...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... ## The first six books of the Elements of Euclid, with numerous exercises

Euclides - Geometry - 1853 - 176 pages
...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...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... ## The synoptical Euclid; being the first four books of Euclid's Elements of ...

Euclides - 1853 - 146 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. XVII. A diameter of a circle is a straight... ## The geometry, by T. S. Davies. Conic sections, by Stephen Fenwick

Royal Military Academy, Woolwich - Mathematics - 1853 - 400 pages
...enclosed by one or more boundaries. 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 line... ## The Elements of Euclid. Books I.-VI.; XI. 1-21 XII. 1-2. A New Text ..., Book 1

Euclides - Geometry - 1853 - 334 pages
...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... 