| Euclides - 1864
...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
...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
...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... | |
| John Bradley Harbord - 1865 - 29 sider
...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 - 1855 - 317 sider
...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
...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
...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
...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 - 1869 - 296 sider
...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... | |
| Euclides - 1870
...Pst. 1. A straight line may be drawn from any one point to any other point. DEMONSTRATION. — Def. **15. A circle is a plane figure contained by one line...lines drawn from a certain point within the figure** (called the centre) to the circumferenee are equal to one another. AT. 1. Magnitudes which are equal... | |
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