 | W. PEASE - 1846
...geometrically, that only is a figure, which has either superficial or solid content. 28*. A Circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another. 29*. And this point is called the Centre of the circle. A circle is the superficies or space enclosed... | |
 | W. M. Buchanan - 1846 - 755 σελίδες
...magical operations. CIB'CLB, Lat. circulus, from circus. A geometrical figure contained under one 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, arc equal to one another. Thus, In the figure, AB = AC = AD.... | |
 | Euclides - 1847
...boundaries. The quantity of space contained in any figure is called its area. 15. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another : — 16. And this point is called the centre of the circle. 17. A diameter of a circle is a straight... | |
 | George Roberts Perkins - 1847 - 308 σελίδες
...expression, in ( n — 3). [See Elements of Algebra, Art. 178.] XXIII. A circle is a plane figure bounded by one line, which is called the circumference ; and...straight lines drawn from a certain point within the circle to the circumference, are equal to one another. This point is called the centre of the circle.... | |
 | William Whewell - 1847
...circle, — " that it is a figure contained by one line, which is called the circumference, and which is such, that all straight lines drawn from a certain point within the circumference are equal to one another," — we were to substitute an axiom and a definition, as follows... | |
 | Euclides - 1848
...angle. XIII. 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 is called the...equal to one another. XVI. And this point is called ttas centre of the circle. XVII. A diameter of a circle is a straight line drawn through the centre,... | |
 | Charles Richson - 1848
...illustrated by the diagrams; and upon which suitable questions may be asked. 1. "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 pair of dividers or compasses will be useful... | |
 | Euclid, Thomas Tate - 1849 - 108 σελίδες
...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, which is called the...figure to the circumference are equal to one another. A VI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... | |
 | John Weale - 1850 - 564 σελίδες
...carpenters, &c., for describing circles, measuring distances, and taking the thickness of solids Circle, a plain figure contained by one line, which is called...figure to the circumference are equal to one another, and this point is called the centre of the circle The circumference of a circle is known to be about... | |
 | John Weale - 1850
...carpenters, &c., for describing circles, measuring distances, and taking the thickness of solids Circle, a plain figure contained by one line, which is called...figure to the circumference are equal to one another, and this point is called the centre of the circle Circular saw. Circular saws, revolving upon an axis,... | |
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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 : XVI. 
