 A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre.  Solid Geometry - Page 347by John H. Williams, Kenneth P. Williams - 1916 - 162 pagesFull view - About this book
 | Charles William Weick - Geometrical drawing - 1925 - 276 pages
...28.875 188.812 2 " 2 = 94.40 square inches. CIRCLE 335. The circumference of a circle is a curved line, all points of which are equally distant from a point within, called the center. The circle itself is the space within the circumference; this is called its area. If two or more circles... | |
 | John Charles Stone - Arithmetic - 1926 - 356 pages
...50 mi. How long a line is needed to represent 1000 mi. ? DRAWING CIRCLES A circle is a closed curve all points of which are equally distant from a point within called the center. The distances from all points of a circle to its center are called the radii of the circle. A single... | |
 | John Charles Stone - Mathematics - 1926 - 344 pages
...straight. A curved line is a line no part of which is straight. THE CIRCLE A circle is a closed curved line all points of which are equally distant from a point within called the center. The distances from all points of the circle to the center are called the radii, all of which are equal.... | |
 | Pauline Sperry - Spherical trigonometry - 1928 - 88 pages
...exception is made in the case of theorems which can easily be proved by the student. 4. Definitions. A sphere is a solid bounded by a surface all points...equally distant from a point within called the center. The line joining the center to any point on the surface is a radius of the sphere. The line segment... | |
 | United States. Hydrographic Office - Aeronautical instruments - 1940 - 288 pages
...surface by means of pilotage, dead reckoning, celestial observations, or radio aids. A sphere is a body bounded by a surface, all points of which are equally distant from a point within called the center (fig. 1). A great circle is a circle on the surface of the earth, the plane of which passes through... | |
 | United States. Department of the Army - Map drawing - 1962 - 156 pages
...— A stereoscopic model. (See also Stereoscopic model.) Sphere — A body of space bounded by one surface, all points of which are equally distant from a point within called its center. Stereoscopy — The science and art which deal with stereoscopic effects and the methods... | |
 | Ovid Wallace Eshbach, Byron D. Tapley - Technology & Engineering - 1990 - 2104 pages
...frustum of a cone is the portion of a cone included between its base and a section parallel to the base. A sphere is a solid bounded by a surface all points of which are equidistant from a point within called the center. Every plane section of a sphere is a circle. This... | |
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