| William Ledley Vosburgh, William Frederick Gentleman - Mathematics - 1917 - 168 pages
...\ III. CIRCLES 62. A curved line is a line no part of which is straight. A circle is a curved line all points of which are equally distant from a point within called the center. Any part of the curve is an arc. The radius of a circle is a straight line drawn from the... | |
| Wisconsin. Department of Public Instruction - Education - 1917 - 412 pages
...A square is a rectangle having equal sides. A circle is a plane surfa'ce bounded by a curved line, all points of which are equally distant from a point within called the center. The difference between the circle and the circumference of it must be made clear. 19. Maps... | |
| Claude Irwin Palmer, Daniel Pomeroy Taylor - Geometry - 1918 - 460 pages
...(c+d)}n] CHAPTER X THE SPHERE AND POLYEDRAL ANGLES GENERAL PROPERTIES 766. Sphere. A sphere is a closed surface all points of which are equally distant from a point within, called the center of the sphere. A sphere is usually designated by a single letter at its center. The radius... | |
| Claude Irwin Palmer - Geometry, Solid - 1918 - 192 pages
...Ba b CHAPTER X THE SPHERE AND POLYEDRAL ANGLES GENERAL PROPERTIES 765. Sphere. A sphere is a closed surface all points of which are equally distant from a point within, called the center of the sphere. A sphere is usually designated by a single letter at its center. The radius... | |
| United States - 1918 - 840 pages
...Rectangle. Lx W = FIG. 10. — A Square. The Circle. A circle is a plane figure bounded by a curved line, all points of which are equally distant from a point within, called the center. The diameter of a circle is a straight line drawn through the center, touching both sides.... | |
| Fred Smith Kidder - Pipe - 1918 - 120 pages
...accuracy than by the use of compasses. APPENDIX THE CIRCLE A CIRCLE is a plane figure bounded by a curve, all points of which are equally distant from a point within called the Center. The Circle includes a greater area than any other form of equal perimeter, ie, equal length... | |
| Herbert Ellsworth Slaught, Nels Johann Lennes - Geometry, Solid - 1919 - 240 pages
...surfaces and volumes at the present day. BOOK V THE SPHERE 276. Sphere, Center. A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the center. 277. Diameter. Radius. A line-segment connecting two points on the surface of a sphere... | |
| Herbert Ellsworth Slaught, Nels Johann Lennes - Geometry, Solid - 1919 - 240 pages
...surfaces and volumes at the present day. BOOK V THE SPHERE 276. Sphere, Center. A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the center. 277. Diameter. Radius. A line-segment connecting two points 0n the surface of a sphere... | |
| Massachusetts. Board of Education - Education - 1909 - 540 pages
...figures.) STUDY OF CURVILINEAR FIGURES. CIRCLE. A circle is a plane figure bounded by a curved line, all points of which are equally distant from a point within called the center. The center of a circle is a point within the circle, equally distant from all points in... | |
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