 | Malcolm MacVicar - Arithmetic - 1876 - 412 pages
...letter at the vertex being always read in the middle. Thus, in (2), we read, the angle BAG or CAB. 783. A Plane is a surface such that if any two points in it be joined by a straight line, every point of that line will be in the surface. 784. A PIfine Figure... | |
 | William Chauvenet, William Elwood Byerly - Geometry - 1887 - 331 pages
...line composed of different successive straight lines. A " 4. Definitions. A plane surface, or simply a plane, is a surface such that, if any two points...joined by a straight line, the line will lie wholly in the surface. A curved surface is a surface no portion of which, however small, is plane. tions.... | |
 | William Chauvenet, William Elwood Byerly - Geometry - 1887 - 342 pages
...line composed of different successive straight lines. A ~ 4. Definitions. A plane surface, or simply a plane, is a surface such that, if any two points...joined by a straight line, the line will lie wholly in the surface. A curved surface is a surface no portion of which, however small, is plane. tions.... | |
 | William Chauvenet - 1893 - 340 pages
...a line composed of different successive straight lines. 4. Definitions. A plane surface, or simply a plane, is a surface such that, if any two points...joined by a straight line, the line will lie wholly in the surface. A curved surface is a surface no portion of which, however small, is plane. tions.... | |
 | Andrew Wheeler Phillips, Irving Fisher - Geometry, Modern - 1896 - 276 pages
...line which is the shortest path between any two of its points. 8. Def. — A plane surface (or simply a plane) is a surface such that, if any two points in it are taken, the straight line passing through them lies wholly in the surface. 9. Def. — Two straight... | |
 | Andrew Wheeler Phillips, Irving Fisher - Geometry - 1896 - 276 pages
...line which is the shortest path between any two of its points. 8. Def.—K plane surface (or simply a plane) is a surface such that, if any two points in it are taken, the straight line passing through them lies wholly in the surface. 9. Def. — Two straight... | |
 | Fletcher Durell - Geometry, Solid - 1904 - 232 pages
...by use of the plane and of the properties of plane figures already obtained in Plane Geometry. 498. A plane is a surface such that, if any two points in it be joined by a straight line, the line lies wholly in the surface. 499. A plane is determined by given... | |
 | Fletcher Durell - Geometry, Plane - 1904 - 382 pages
...other units of angle are used for certain purposes. SURFACES. DIVISIONS OF GEOMETRY. PARALLEL LINES 37. A plane is a surface such that, if any two points in the surface be joined by a straight line, the straight line lies wholly in the surface. Hence, a plane... | |
 | Fletcher Durell - Geometry - 1911 - 553 pages
...units of angle are used for certain purposes,, SURFACES. DIVISIONS OF GEOMETRY,, PARALLEL LINES 37^ A plane is a surface such that, if any two points in the surface be joined by a straight line, the straight line lies wholly in the surface. Hence, a plane... | |
 | William Chauvenet - 1905 - 336 pages
...a line composed of different successive straight lines. 4. Definitions. A plane surface, or simply a plane, is a surface such that, if any two points...joined by a straight line, the line will lie wholly in the surface. A curved surface is a surface no portion of which, however small, is plane. tions.... | |
| |
A plane surface, or simply a plane, is a surface such that, if any two points in it are joined by a straight line, the line will lie wholly in the surface. A curved surface is a surface no portion of which, however small, is plane. 
