| Euclid - 1837 - 390 pagina’s
...rliomboid is a parallelogram which has not its adjacent sides equal, nor its angles right angles. 30. **A circle is a plane figure contained by one line,...called the circumference, and is such that all straight** Q y lines drawn from a certain point within the figure to K/^>~^0 the circumference are equal to one... | |
| James Thomson (LL.D.) - 1837 - 284 pagina’s
...line passing through two of its remote angles. XVII. A CIRCLE is a figure contained on a flat surface, **by one line which is called the CIRCUMFERENCE; and is such that all straight lines drawn** to the circumference from a certain point within the figure, called the CENTRE, are equal to each other.... | |
| Euclides - 1838
...is less than a right angle. XI. A figure is that which is enclosed by one or more boundaries. XII. **A circle is a plane figure contained by one line,...drawn from a certain point within the figure to the** circum ference, are equal to one another. XIII. And this point is called the centre of the circle,.... | |
| Euclides - 1841 - 351 pagina’s
...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,...figure to the circumference, are equal to one another.** XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... | |
| John Playfair - 1842 - 317 pagina’s
...contained in a figure, without any reference to the nature of the line or lines which bound it.m 1 1 . **A circle is a plane figure contained by one line,...And this point is called the centre of the circle.** 13. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by... | |
| Euclides - 1842
...is less than a right angle. XIV. A figure is that which is inclosed by one or more boundaries. XV. **A circle is a plane figure contained by one line which...figure to the circumference are equal to one another.** XVL This point is called the centre of the circle. XVII, A diameter of a circle is a straight line... | |
| T H. Howe - 1842
...taken and joined by a straight line, the straight line will lie altogether in that surface or plane. FA **Circle is a plane figure, contained by one line which...figure to the circumference, are equal to one another.** c That point within the circle which is thus equally distant from the circumference, is called the... | |
| William Pease - 1843 - 68 pagina’s
...&c. ; but geometrically, that only is a figure, which has either superficial or solid content. 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 circle. A circle is the superficies or space enclosed... | |
| Euclid - 1845 - 199 pagina’s
...the extremity of any thing." XIV. A figure is that which is inclosed 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 circle. XVII. A diameter of a circle is a straight... | |
| Euclides - 1845
...the extremity of any thing. XIV. A figure is that which is inclosed 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 circle. XVII. A diameter of a circle is a straight... | |
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