 | 1882 - 676 sider
...inclination of two lines to each other in a plane, which meet together, but are not in the same direction. 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 (called the centre) within the figure to the... | |
 | Euclid, Isaac Todhunter - 1883 - 428 sider
...is the extremity of any thing. 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 circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are... | |
 | Euclides - 1884 - 214 sider
...boundary, is the extremity of anything. XIV. A figure is that which is enclosed 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 lines drawn from a certain point within the figure to the circumference, are... | |
 | Euclides - 1884 - 434 sider
...the fixed point is inside the circle, outside the circle, and on the oce. BOOK III. DEFINITIONS. 1. 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... | |
 | Euclides - 1884 - 182 sider
...figure ACDE. 1. What is the word ' area ' used for, and what does ' figure ' then mean ? 8. CIRCLES. 15. 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... | |
 | Association for the improvement of geometrical teaching - 1884 - 150 sider
...3. A circle may be drawn with any centre, with a radius equal to any finite straight line. DEF. 41. 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... | |
 | Mathematical association - 1884 - 146 sider
...3. A circle may be drawn with any centre, with a radius equal to any finite straight line. DEF. 41. 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... | |
 | Arthur Machen - 1884 - 104 sider
...the material part or genus, and the formal part or differentia. Now the definition of a circle is " A circle is a plane figure contained by one line which is called the circumference," which definition " a plane figure" is the genus, and " contained by one line" the differentia ; and... | |
 | Thomas Henry Eagles - 1885 - 401 sider
...is equal to four times the square on CB. CHAPTER II. THE CIRCLE. EUCLID'S well known definition is "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... | |
 | Thomas Henry Eagles - 1885 - 404 sider
...is equal to four times the square on CB. CHAPTER II. THE CIRCLE. EUCLID'S well known definition is " 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... | |
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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. 
