| Euclides - 1870 - 270 pages
...same plane, the figure is called a plane figure." — HOSE. 15. A circle (circulus, a ring, or hoop) **is a plane figure contained by one line, which is called the circumference** (circumferre, to carry round), and is such that all straight lines drawn from a certain point within... | |
| Euclides - 1871 - 136 pages
...PEEPENDICULAB to the other. c X. An OBTUSE ANGLE is one which is greater than a right angle. XI. An ACUTE ANGLE **is one which is less than a right angle. XII. A FIGURE...certain point (called the CENTRE) within the figure are** eqxial to one another. XIV. Any straight line drawn from the centre of a circle to the circumference... | |
| Euclid - Geometry - 1872 - 284 pages
...called acute. 14. A plane figure is a plane superficies, hounded on every side by one or more lines. 15. **A circle is a plane figure, contained by one line, which is called the circumference;** to which from a certain point within the figure, all right lines drawn are equal. 16. That point is... | |
| Euclid, Charles Peter MASON - Geometry - 1872 - 216 pages
...XII. An acute angle is an angle which is less than a right angle. Def. XV. A circle is a plane bounded **figure, contained by one line, which is called the circumference, and is such, that** every point in it is at the same distance from a certain point within, which is called the centre.... | |
| Euclides - 1874 - 120 pages
...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,...circumference, and is such, that all straight lines drawn** from a certain point within the figure to the circumference are equal to one another. 16. And this... | |
| Euclides - 1874 - 342 pages
...is the extremity of any thing. 14. A figure is that which is inclosed by one or more boundaries. 16. **A circle is a plane figure contained by one line,...circumference, and is such, that all straight lines drawn** from a certain point within the figure to the circumference, are equal to one another. 16. And this... | |
| Edward Atkins - 1874 - 424 pages
...is the extremity of 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,...circumference, and is such, that all straight lines drawn** from a certain point within the figure to the circumference are equal to one another. 16. And this... | |
| Henry Lewis (M.A.) - Measurement - 1875 - 104 pages
...Nonagon. 1-3737 6-1818 10 Decagon. 1-5388 7-6942 11 Undecagon. J -7028 9-3656 12 Duodecagou. 1-866 11-1962 **A circle is a plane figure contained by one line,...circumference, and is such that all straight lines drawn** from its centre to the circumference are equal to one another. The straight line drawn from the centre... | |
| Robert Potts - Geometry, Plane - 1876 - 446 pages
...is the extremity ot any tM%. XIV. A figure is that which is enclosed TiV one or more boundaries. XV. **A circle is a plane figure contained by one line,...circumference, and is such that all straight lines drawn** from a certain point within the figure to the circumference, are equal to one another. XVL And this... | |
| George Elliot Voyle, G. de Saint-Clair-Stevenson - English language - 1876 - 676 pages
...where leather work is made up. Chuttack — An Indian weight, the sixteenth part of a seer. Circle — **A plane figure, contained by one line which is called...circumference, and is such that all straight lines drawn** from a certain point within the figure to the circumference are equal to one another. This point is... | |
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