 | 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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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. 
