...distance through it 7.24 in. ? 106. The Sphere. A sphere is a solid bounded by a uniformly curved surface, all points of which are equally distant from a point within called the centre. A sphere is generated by a semicircle rotating about its diameter. The radius and the diameter...

...room 24 ft. by 21 ft. A Circle is a flat surface bounded by a curved line called the Circumference, all points of which are equally distant from a point within called the Centre. The length of the circumference of a circle is found by multiplying the length of the diameter...

...of its angles, it is perpendicular to the other diagonal. BOOK II. THE CIRCLE. DEFINITIONS. 127. A Circle is a plane figure bounded by a curve, all points...which are equally distant from a point within called the Centre. The curve which bounds the circle is called the Circumference, and any portion of it is...

...relation of their altitudes ? THE SPHERE. DEFINITIONS. 603. A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the center. 604. The radius of a sphere is the distance from the center to any point on the surface. 605. The diameter...

...longitude, difference of direction, etc. A circle is a plane figure, bounded by a curved line, all the points of which are equally distant from a point within called the center. The circumference of a circle is^ its entire boundary line. The arc of a circle is any part of the...

...CIRCLE. DEFINITIONS. 142. A circle (O) is a portion of a plane bounded by a curve called a circumference, all points of which are equally distant from a point within, called the centre ; as ABCD. An arc is any portion of the circumference ; as AB. A radius is a straight line...

...makes 26 revolutions in raising the bucket ? 147. A sphere is a solid bounded by a curved surface, all points of which are equally distant from a point within called the centre. 148. A straight line drawn through the centre of a sphere, having its ends in the surface,...

...a plane figure. 137. A circle is a plane figure bounded by a curved line called the circumference, all points of which are equally distant from a point within called the centre. A straight line drawn through the centre, having its ends in the circumference, is called...

...a plane figure. 137. A circle is a plane figure bounded by a curved line called the circumference, all points of which are equally distant from a point within called the centre. A straight line drawn through the centre, having its ends in the circumference, is called...

...by one-third the altitude. SPHERES. 466. A Sphere is a solid bounded by a uniformly curved surface, all points of which are equally distant from a point within called the center. 467. The Diameter of a sphere is a straight line passing through the center and terminating at both...