| Seymour Eaton - 1899 - 362 páginas
...the triangle is said to be equilateral. 5. A circle is a plane (flat) figure contained by one line **called the circumference, and is such that all straight...within the figure to the circumference are equal.** This point is called the center of the circle. 6. The radius of a circle is any straight line drawn... | |
| John Thornton - 1899 - 460 páginas
...from a plane. The intersection of two planes is a straight line. A circle is a plane figure bounded **by one line, which is called the circumference, and is such that all straight lines drawn from** its centre (radii) to the circumference are equal. A sphere, or globe, is a round body bounded by a... | |
| Euclid, Henry Sinclair Hall, Frederick Haller Stevens - 1900 - 330 páginas
...figure. Two figures are said to be equal in area when they enclose equal portions of a plane surface. 15. **A circle is a plane figure contained by one line,...figure to the circumference are equal to one another;** this point is called the centre of the circle. 16. A radius of a circle is a straight line drawn from... | |
| 1901 - 530 páginas
...before expanding. Circle is a plane figure contained by one Hue, which is tailed the rircumferenrt, **and is such that all straight lines drawn from a certain point** (the centre) within the figure to the circumference are equal to one another. The properties of the... | |
| G. F. Burn - 1903 - 272 páginas
...its sides. The periphery is the boundary line of a circle or curved figure. Adjacent means adjoining. **A circle is a plane figure contained by one line,...figure to the circumference, are equal to one another.** And this point is called the centre of the circle. In Practical Geometry, the circumference of a circle... | |
| Association for the Improvement of Geometrical Teaching - 1903 - 342 páginas
...intercepted between perpendiculars let fall on it from the extremities of the former. DEF. 41. A circlets **a plane figure contained by one line, which is called the circumference, and is** suck that all straight lines drawn from a certain point within the figure to the circumference are... | |
| Euclid - 1904 - 488 páginas
...circle (i. Def. 15), may also be noted : 22J. A sphere is a solid figure contained by one surface, which **is such that all straight lines drawn from a certain point within** it to the surface are equal : this point is called the centre of the sphere. A radius of a sphere is... | |
| William Hughes - 1908 - 942 páginas
...the extremity of anything, and a Figure is that which is enclosed by one or more boundaries. Hence **A Circle is a plane figure contained by one line, which is called the circumference, and is such** thai all straight lines drawn from a certain point within the figure to the circumference are equal... | |
| William Hughes - 1910 - 934 páginas
...the extremity of anything, and a Figure is that which is enclosed by one or more boundaries. Hence **A Circle is a plane figure contained by one line,...figure to the circumference are equal to one another.** This point is the centre of the circle. A Diameter of a circle is a straight line drawn through the... | |
| Alexander H. McDougall - 1910 - 316 páginas
...equal to each other is called a rhombus. A circle is a figure consisting of one closed curved line, **called the circumference, and is such that all straight...lines drawn from a certain point within the figure,** called the centre, to the circumference are equal to each other. In a circle a st. line drawn from... | |
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