...as the case may be. 37. The Sphere. — A sphere, Fig. 23, is a solid bounded by a uniformly curved surface, every point of which is equally distant from a point within, called its center. The term ball is often used instead of sphere. FIG. 23 DRAWING INSTRUMENTS AND THEIR USE...

...equal and all ?f whose sides are equal. CIRCLES. A circle is a plane figure bounded hy a curved line, every point of which is equally distant from a point within called the center. The curve which hounds the circle is called the circumference Any portion of the circumference...

...right angles. CIRCLES A circle is a plane figure bounded by a curved line called the circumference, every point of which is equally distant from a point within called the center, Fig. 58. A diameter of a circle is a straight line drawn through the'center, terminating...

...altitude is the perpendicular distance between the bases. SPHERES A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center. The diameter is a straight line drawn through the center and having its extremities in...

...AND SURFACE OF A SPHERE 49. Volume and surface of a sphere. A sphere is a solid bounded by a curved surface every point of which is equally distant from a point within called the center. Let a sphere be cut into hemispheres. Cover the curved surface and also the flat surface...

...from all others in the class. Now you have the full definition : "A circle is a plane curved line, every point of which is equally distant from a point within called the center." Apply this method to anything of which you speak, and you will always be clear. Some one...

...the number of acres in the field. 18 rd. .54 rd. 112. A Circle is a closed curved line in a plane, every point of which is equally distant from a point within called the center ; as circle ABD. A part of a circle is called an Arc ; as arc AB. NOTE. — This definition,...

...any gas to the weight of an equal volume of air. Sphere A round solid bounded by a uniformly curved surface, every point of which is equally distant from a point within called the center. Square (In Mensuration.) The plane figure formed by joining the ends of four straight lines...

...it enters into the contour of any made thing. The circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center. An arc in this bounding line is the most monotonous curve we have. Wherever it is taken,...

...§13 THE CIRCLE 26. A circle is a plane figure enclosed by a curved line, called its circumference, every point of which is equally distant from a point within called its center. In Fig. 14 are shown some of the principal parts of a circle. 27. The diameter of a circle...