 | Francis Cuthbertson (geometer.) - 1876 - 102 pages
...other. The triangles are then said to be equal in all respects. A circle is a plane figure bounded by one line, called the circumference, and is such...within the figure to the circumference are equal. That point is called the centre, and those straight lines are called radii. STRAIGHT LINES, ANGLES,... | |
 | Edward Atkins - 1876 - 130 pages
...enclosed by one or moro boundaries. 15. A circle is a plane figure contained by one lincj which is called the circumference, and is such, that all straight...lines drawn from a certain point within the figure to tho circumference are equal to one another. 16. And this point is called the centre of the circle,... | |
 | Association for the improvement of geometrical teaching - Geometry, Modern - 1876 - 66 pages
...surface enclosed by a line or lines. DEF. 8. A circle is a plane figure contained by one line, which lines drawn from a certain point within the figure to the circumference are equal to one another. This point is called the centre of the circle. DEF. 9. A radius of a circle is a straight line drawn... | |
 | Sir Norman Lockyer - Electronic journals - 1876 - 924 pages
...bad as the common school-boy definition : " a circle is a plain figure bounded by one straight line, and is such that all straight lines drawn from a certain point in its centre to the circumference are equal ; " but it is not what we should expect in a text-book... | |
 | Sir Norman Lockyer - Electronic journals - 1876 - 558 pages
...bad as the common school-boy definition : " a circle is a plain figure bounded by one straight line, and is such that all straight lines drawn from a certain point in its centre to the circumference are equal ; " but it is not what we should expect in a text-book... | |
 | Euclides - 1877 - 58 pages
...said to be perpendicular to it. 10. A plane figure is that which is inclosed by one or more lines. 11. A circle is a plane figure contained by one line (called...drawn from a certain point within the figure to the eircumferencu are equal to one another. 12 And this point is called the centre of the circle. 13. Rectilineal... | |
 | Edward Atkins - 1877 - 72 pages
...enclosed by one or more boundaries. 15. A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight...figure to the circumference are equal to one another. 16. And this point is called the centre of the circle, [and any straight line drawn from the centre... | |
 | Isaac Todhunter - Philosophy - 1877 - 452 pages
...is a rectangle with all its sides equal. 19. A circle is a plane figure bounded by one line which is called the circumference, and is such that all straight...figure to the circumference are equal to one another : this point is called the centre of the circle. A radius of a circle is a straight line drawn from... | |
 | John Merry Ross - Encyclopedias and dictionaries - 1877 - 625 pages
...C., particularly Ovid in the I4th Book of the Metamorphoses. Cir'cle, according to Euclid, is a plain figure contained by one line, called the circumference^...that all straight lines drawn from a certain point wifehin the figure to the circumference are equal to one another ; this point is the centre. It is... | |
 | James Maurice Wilson - 1878 - 450 pages
...surface enclosed by a line or lines. Def. 8. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference are equal to one another. This point is called the centre of the circle. Def. 9. A radius of a circle is a straight line drawn... | |
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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. 
