| 1871 - 800 pages
...the same words. ' A circle,' say they, ' is a plane figure contained by a line, which is called its circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another.' Thus the circle, as defined by them, ia ' a... | |
| Euclides, James Hamblin Smith - Geometry - 1872 - 376 pages
...is that which is enclosed by one or •'ore boundaries. XIII. A CIRCLE is a plane figure contained by one line, which is called the CIRCUMFERENCE, and is such, that all straight lines drawn to the circumference from a certain point (called the CENTRE) within the figure are equal to one another.... | |
| Euclid, Charles Peter Mason - Geometry - 1872 - 216 pages
...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.... | |
| Lewis Sergeant - 1873 - 182 pages
...figures, are limited by more than four straight lines. 34. A circle is a figure contained by one line, called the circumference, and is such that all straight...within the circle to the circumference are equal to each other. 35. This point is called the centre of the circle; and the straight lines drawn from the... | |
| Henry Major - Student teachers - 1873 - 580 pages
...more boundaries. , XV. A circle is a plane figure contained by one line, called the circumference, such that all straight lines drawn from a certain point within the figure to the circumference are equal to one another. XVI. This point is called the centre. XVII. A... | |
| Euclides - 1874 - 342 pages
...figure is that which is inclosed by one or more boundaries. 16. A circle is a plane figure contained by one line, which is called the circumference, and...straight lines drawn from a certain point within the figure to the circumference, are equal to one another. 16. And this point is called the centre of the... | |
| Euclides - 1874 - 120 pages
...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...straight lines drawn from a certain point within the figure to the circumference are equal to one another. 16. And this point is called the centre of the... | |
| Edward Atkins - 1874 - 426 pages
...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...straight lines drawn from a certain point within the figure to the circumference are equal to one another. 16. And this point is called the centre of the... | |
| Euclid, James Bryce, David Munn (F.R.S.E.) - Geometry - 1874 - 236 pages
...sides are equal, but its angles not right angles. 30. A circle is a plane figure contained by one line called the circumference; and is such that all straight lines drawn from a certain point within it to the circumference are equal to one another. This point is called the centre of the circle. 31.... | |
| Francis Cuthbertson - Euclid's Elements - 1874 - 400 pages
...equilateral triangle is one which has all its sides equal. A circle is a plane figure contained by one line called the circumference, and is such that all straight lines drawn from a certain point within'the figure to the circumference are equal. That point is called the centre of the circle, and... | |
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