 A Plane Surface, or a Plane, is a surface in which if any two points are taken, the straight line which joins these points will lie wholly in the surface.  Plane and Solid Geometry - Page 265by Wooster Woodruff Beman, David Eugene Smith - 1895 - 320 pagesFull view - About this book
 | Isaac Newton Failor - Geometry - 1906 - 431 pages
...surface such that the straight line which joins any two of its points lies wholly in the surface. 55 A curved surface is a surface no part of which is plane. 56 Geometry is the science of position, magnitude, and form. FIGURES 57 A geometric figure is any combination... | |
 | George E. Mercer - Arithmetic - 1909 - 312 pages
...two dimensions, length and breadth. A plane surface is a surface that does not change its direction. A curved surface is a surface no part of which is plane. A plane figure is a portion of a plane surface bounded by lines. A regular polygon is a polygon that... | |
 | Massachusetts - 1909 - 1042 pages
...if any two points in it be connected by a straight line, that line will lie wholly in the surface. A curved surface is a surface no part of which is plane. POSITIONS OF A SURFACE. A surface is vertical when it has the direction of a plumb line. A surface... | |
 | George E. Mercer, Mabel Bonsall - Arithmetic - 1914 - 324 pages
...two dimensions, length and breadth. A plane surface is a surface that does not change its direction. A curved surface is a surface no part of which is plane. A plane figure is a portion of a plane surface bounded by lines. A polygon is a plane figure bounded... | |
 | Webster Wells, Walter Wilson Hart - Geometry - 1916 - 490 pages
...^^E c' i 1y ^\; — BOOK VII POLYEDRA 522. Surfaces. So far only plane surfaces have been considered. A Curved Surface is a surface no part of which is plane. The surface of a spherical object is a iamiliar example of a curved surface. It is evident that there may... | |
 | Mabel Sykes, Clarence Elmer Comstock - Geometry, Modern - 1918 - 576 pages
...examples of plane surfaces. The cylindrical and the conical surfaces are special kinds of curved surfaces. A curved surface is a surface no part of which is plane. NOTE. There are many kinds of curved surfaces besides those mentioned above. If a circle is revolved... | |
 | Mabel Sykes, Clarence Elmer Comstock - Geometry, Solid - 1922 - 236 pages
...examples of plane surfaces. The cylindrical and the conical surfaces are special kinds of curved surfaces. A curved surface is a surface no part of which is plane. NOTE. There are many kinds of curved surfaces besides those mentioned above. If a circle is revolved... | |
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