 | Euclides - 1864 - 262 pages
...the extremity of any thing. XIV. A figure is that wnich is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...figure to the circumference, are equal to one another. XVI. And this point is called the center of the circle. XVII. A diameter of a circle is a straight... | |
 | Euclides - 1865 - 402 pages
...the extremity of any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...figure to the circumference are equal to one another. XVI. And this point is called the centre of the circl*. XVII. A diameter of a circle is a straight... | |
 | James A. Christie - 1865 - 454 pages
...WORKED our. What is the diameter of a circle containing 70- ao. 2- rd. 2976 po. statute measure 1 i "A circle is a plane figure, contained by one line,...figure to the circumference are equal to one another. And this point is called the centre of the circle. The diameter of a circle is a straight line passing... | |
 | Robert Potts - 1865 - 528 pages
...the extremity of any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...figure to the circumference, are equal to one another. XVI. And this point is called the center of the circle. xvn. A diameter of a circle is a straight line... | |
 | John Bradley Harbord - Astronomy - 1865 - 52 pages
...of Navigation.' CHAPTER II. DEFINITIONS. THE SPHERE. A Sphere : A figure bounded by a curved surface such that all straight lines drawn from a certain point within the figure to the surface are equal to one another : this point is called the Centre of the Sphere. Great Circles of... | |
 | John Playfair - Geometry - 1855 - 350 pages
...contained in a figure, without any reference to the nature of the line or lines which bound it. 11. A circle is a plane figure contained by one line,...the figure to the circumference, are equal to one .mother and are called radii 12. And this point is called the centre of the circle. 13. A diameter... | |
 | Walter Marsham Adams - 1866 - 114 pages
...Circle; and secondly, to examine some of the various parts of these figures.. " A Circle," says Euclid, " is a plane figure contained by one line, which is...figure to the circumference are equal to one another. And this point is called the centre of the circle " (1.) (AB=AP.) The definitions correspond exactly.... | |
 | Edward Clarke Lowe - 1866 - 172 pages
...which is enclosed by one or more boundaries. 15. 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. 1C. And this point is called the centre of the circle. 17. A diameter of a circle is a straight line... | |
 | Edward Thomas Stevens - 1866 - 434 pages
...product is the area. DD THE CIRCLE. Definition : — A circle J8 a plane figure bounded by one line 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.... | |
 | Isaac Todhunter - Measurement - 1869 - 312 pages
...polygon which are not adjacent is also called a 15. A circle is a plane figure bounded by one lino which is called the circumference, and is such that...figure to the circumference are equal to one another: this point is called the centre of the circle. A radius of a circle is a straight line drawn from 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. 
