| Mathematical association - 1884 - 146 pages
...any other part, if its extremities are made to fall on that other fart. DEF. 6. A plane surface, or plane, is a surface in which any two points being taken the straight line that joins them lies wholly in that surface. DEF. 7. When two straight lines are drawn from the same... | |
| Association for the improvement of geometrical teaching - Geometry, Modern - 1884 - 150 pages
...any other part, if its extremities are made to fall on that other part. DEF. 6. A plane surface, or plane, is a surface in which any two points being taken the straight line that joins them lies wholly in that surface. DEF. 7. When two straight lines are drawn from the same... | |
| James Maurice Wilson - Conic sections - 1885 - 180 pages
...EXERCISES 151 GEOMETRY OF SPACE. BOOK IV. SECTION I. PLANES. STRAIGHT LINES AND POINTS IN A PLANE. Def. 1. A Plane is a surface in which any two points being taken, the straight line which joins them lies wholly in that surface. Def. 2. A straight line is said to be perpendicular to... | |
| Frank Eugene Kidder - Architecture - 1886 - 640 pages
...pounds avoirdupois. = 12 Homan ounces. MENSURATION Definitions. A point is that which has only position. A. plane is a surface in which, any two points being taken, the straight line joining them will be wholly in the surface. /- Fig., A curved line is a line of which no portion is ^ curved... | |
| Education - 1886 - 636 pages
...solid, a surface, a line of any kind, as you pronounce the respective word. Show the peculiarity of s surface in which any two points being taken, the straight line joining those points will lie wholly in that surface. 166 167 ous directions, and passing through different solids. Such... | |
| 1890 - 580 pages
...; this straight line, on the whole being turned about the two centres of the spheres, will describe a surface in which any two points being taken, the straight line between them, with its prolongation either way, may be demonstrated to lie wholly in that surface.... | |
| Isaac Hammond Morris - Geometry, Plane - 1890 - 440 pages
...thickness — upon a plane surface. A plane surface is perfectly level, and is defined by Euclid as ' a surface in which, any two points being taken, the straight line between them lies wholly in that surface.' Henrici calls it 'the path of a moving line.' These representations... | |
| John Edward King - Business mathematics - 1891 - 254 pages
...MISCELLANEOUS MEASUREMENTS. 262. A Plane Figure is a plane bounded by a lino or lines; the plane being a surface in which any two points being taken, the straight line connecting them will lie wholly in the surface. 263. The Area of a figure is the quantity of surface... | |
| Frank Eugene Kidder - Architecture - 1892 - 1032 pages
...ounces. Drachm = 146.5 9ft Fig. 3 MENSURATION. Definitions. A point is that which has only position. A plane is a surface in which, any two points being taken, 'the straight line joining them will be wholly in the surface. s^~~r- 1 "^ A curved line is a line of which no portion is Straight... | |
| 1893 - 252 pages
...MISCELLANEOUS MEASUREMENTS. 262. A Plane Figure is a plane bounded by a line or lines; the plane being a surface in which any two points being taken, the straight line connecting them will lie wholly in the surface. 263. The Area of a figure is the quantity of surface... | |
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