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The radius of a circle is a right line drawn from the centre to the circumference.
The Theory and Practice of Surveying: Containing All the Instructions ... - Σελίδα 41
των Robert Gibson - 1832 - 348 σελίδες
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## Hawney's Complete Measurer: Or, The Whole Art of Measuring. Being a Plain ...

William Hawney - 1820 - 312 σελίδες
...they are called regular polygons ; if unequal, they are called irregular Polygons, or Figures. 34. The diameter of a circle is a right line drawn through the centre, and terminated by the circumference both ways ; thus AB is a diameter of the circle. The diameter divides...

## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1821 - 544 σελίδες
...of the same or of equal circles are equal. 15. The diameter of a circle is a right line drawn thro' the centre, and terminating in opposite points of...two equal parts, called semicircles; and is double theradius,as AB or DE. fig. 8. 16. The circumference of every circle is supposed to be divided into...

## A Treatise on Practical Gauging

Anthony Nesbit, W. Little - 1822
...circumference, which is every where equidistant from a certain point within it, called the centre. 39. The diameter of a circle is a right line drawn through the centre, and terminating in the circumference cm each side, as A B. 40. The radius of a circle is half the diameter, or it i* a...

## The First Six Books with Notes

Euclid - 1822 - 179 σελίδες
...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 right line- drawn through the centre, and terminated both ways by the circumference. 18. A radius of a circle is a right line drawn front the...

## A Treatise on Practical Mensuration in Eight Parts ...

Anthony Nesbit - 1824 - 434 σελίδες
...circumference, which is every where equi-distant from a certain po.int within it, called the centre. H 39. The diameter of a circle is a right line drawn through the centre, and terminating in the circumference on each side, as AB. 40. The radius of a circle is half the diameter, or it is a...

## The New American Practical Navigator: Being an Epitome of Navigation ...

Nathaniel Bowditch - 1826 - 617 σελίδες
...or it is that line which is taken between the points of the compasses to . describe the circle. x A DIAMETER of a circle is a right line drawn through the centre and terminated at both ends by the circumference, as ACB, and is the double of the radius AC. A diameter...

## The New American Practical Navigator: Being an Epitome of Navigation ...

Nathaniel Bowditch - 1826 - 617 σελίδες
...it is that line which is taken between the. points of the compasses to . I describe the circle. * A DIAMETER of a circle is a right line drawn through the centre and terminated at both ends Ity the circumference, as ACB, and is the double of the radius AC. A diameter...

## The First Six Books of the Elements of Euclid, with a Commentary and ...

Euclid, Dionysius Lardner - 1828 - 324 σελίδες
...(19) A line drawn from tire centre of a circle to its circumference is called a radius. (2(T XVII. A diameter of a circle is a right line drawn through the centre, terminated both ways in the circumference. (21) XVIII. A semicircle is the figure contained by the...

## The Mechanic's Companion: Or, the Elements and Practice of Carpentry ...

Peter Nicholson - 1832 - 333 σελίδες
...called its centre. The radius of a circle is a right line drawn from the centre to the circumference. A diameter of a circle is a right line, drawn through the centre terminating on both sides of the circumference An arc of a circle is any part of the circumference....

## The first six books of the Elements of Euclid: with notes

Euclid, Thomas Elrington - 1833 - 183 σελίδες
...circumference, are equal to one another. 1 6. And this point is called the centre of the circle. See N. 17. A diameter of a circle is a right line drawn through the centre, and terminated both ways by the circumference. 18. A radius of a circle is a right line drawn from the...