| Association for the improvement of geometrical teaching - 1884
...between perpendiculars let fall on it from the extremities of the Jor1ner. DEF. 41. A circle is a plane **figure contained by one line, which is called the...figure to the circumference are equal to one another.** This point is called the centre of the circle. DEF. 42. A radius of a circle is a straight line drawn... | |
| Euclides - 1884
...inside the circle, outside the circle, and on the oce. BOOK III. DEFINITIONS. 1. A circle is a plane **figure contained by one line which is called the circumference,...within the figure to the circumference are equal.** This point is called the centre of the circle, and the straight lines drawn from the centre to the... | |
| Stewart W. and co - 1884
...or 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...to the circumference are equal to one another. XVI.** This point is called the centre. XVII. A diameter of a circle is a straight line drawn through the... | |
| Popular educator - 1884
...is a plane figure contained or bounded by a eurml line, called the circumference or periphery, which **is such that all straight lines drawn from a certain point within the figure to** tho circumference are equal to each other. This point Fig:. 6. Fig. 7. ii called the centre of the... | |
| James Bailey Andrews - 1884 - 23 Seiten
..."Euclid's" definition of what constitutes a circle and its diameter — "A circle is a plane figure bounded **by one line, which is called the circumference ; and is such, that all** right lines drawn from a certain point within the figure to the circumference are equal to one another,... | |
| 1884
...XV. A circle [cone of revolution with vertex at the eye] is a figure contained by one line [surface] **which is called the circumference, and is such that all straight lines** [angles] drawn from a certain point within the figure to the circumference are equal to one another.... | |
| Colin Arrott R. Browning - 1884
...trapeziums. This is practised in laud surveying. (23) A Circle is a plane figure bounded by a curved line **called the circumference, and is such that all straight lines drawn from** the centre to the circumference are equal. Every such line is called a radius. The Diameter is a straight... | |
| Thomas Henry Eagles - 1885
...times the square on CB. CHAPTER II. THE CIRCLE. EUCLID'S well known definition is " A circle is a plane **figure •contained by one line, which is called the...figure to the circumference are equal to one another** : and this point is called the centre of the circle". A radius of a circle is a straight line drawn... | |
| Euclid, John Casey - 1885 - 312 Seiten
...circle is a plane figure formed by a curved line called the circumference, and is such that all right **lines drawn from a certain point within the figure to the circumference are equal to one another.** This point is called the centre. xxxin. A radius of a circle is any right line drawn from the centre... | |
| Euclides - 1885
...circle is a plane figure formed by a curved line called the circumference, and is such that all right **lines drawn from a certain point within the figure to the circumference are equal to one another.** This point is called the centre. xxxm. A radius of a circle is any right line drawn from the centre... | |
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