 | William Somerville Orr - 1854 - 534 ページ
...centre. The radius of a sphere is a straight line drawn from the centre to any point in the sphere. IV. A straight line drawn through the centre, and terminated both ways by the surface of the sphere, is called the diameter. PROPOSITION I. 'Every section of a tpliere made by aplane... | |
 | Thomas Lund - 1854 - 520 ページ
...measures the distance from the centre to the circumference is called the radius of the circle. Any straight line drawn through the centre and terminated both ways by the circumference is called a diameter of the circle. Thus, in the fig. here traced, the area or surface in the plane... | |
 | Jeremiah Day - 1855 - 344 ページ
...any portion of the circumference. A semi-circle is half, and a quadrant onefourth of a circle. II. A Diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference. A Radius is a straight line extending from the centre to the circumference. A Chord is a straight line... | |
 | Euclides - 1855 - 270 ページ
...the circle. The straight line drawn from the centre to the circumference, ie called the radius. XVII. A diameter of a circle is a straight line drawn through the centre, anc terminated both ways by the circumference. XVIII. A semicircle is the figure contained by a diameter... | |
 | Robert Rawson - 1856 - 178 ページ
...circumference, are equal to one another. XVL And this point is called the centre of the circle. XVH. A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference. xvin. A semicircle is the figure contained by a diameter and the par* of the circumference cut off... | |
 | 1855 - 420 ページ
...The radius of a circle is a straight line drawn from the centre to the circumference, as O B. 4. The diameter of a circle is a straight line drawn through the centre, and terminated both ways at the circumference, as CO A. 5. A chord is a straight line joining any two points of the circumference,... | |
 | William E. Bell - 1857 - 250 ページ
...circle all radii are equal ; all diameters are also equal, and each diameter is double the radius. 37. A diameter of a circle is a straight line drawn through the centre, and terminated on both sides by the circumference. In Fig. 17, CD, CG, ami CF are radii, and DE is a diameter. 38.... | |
 | Euclides - 1858 - 248 ページ
...The straight lines from the centre to the circumference are radii. 17. A diameter of a circle is any straight line drawn through the centre, and terminated both ways« by the circumference ; as AB, or DE, in the circle AD BE. A diameter is double of a radius. 18. A semicircle is the figure... | |
 | William E. Bell - 1859 - 226 ページ
...circle all radii are equal ; all diameters are also equal, and each diameter is double the radius. 37. A diameter of a circle is a straight line drawn through the centre, and terminated on both sides by the circumference. 1n Fig. 17, CD, CG, and CF are radii, and DE is a diameter. 38.... | |
 | Education Department,London - 1876 - 1010 ページ
...both ways do not meet. Define u right angle, an oblong. Complete the following definitions :— (c) A diameter of a circle is a straight line drawn through the centre. (b) A square is :i four sided figure whose sides arc all equal. Shew that the following two statements... | |
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A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 
