| Charles Davies - Geometry, Descriptive - 1838 - 314 pages
...of the curve when its plane is revolved to coincide with the horizontal plane. The points A", c", g\ and a" are determined in the same manner. The line...from the horizontal projection of the point to the l> tads, and perpendicular, the altitude of the point above the horizontal plane, and then laying off... | |
| Charles Davies - Geometry, Descriptive - 1854 - 262 pages
...the horizontal plane. The points h", c", g' . and a" are determined in the same manner. The line I A" is the position of the tangent line when the plane...from the horizontal projection of the point to the \ 3 B ie i rie B is ;e ct >, ;h :d cc ir ic it, hi a T as si til ai iti W D th zc I be J" ve cu •wi... | |
| Charles Davies - Geometry, Descriptive - 1866 - 254 pages
...the horizontal plane. The points A", c", g'. and a" are determined in the same manner. The line IA"is the position of the tangent line when the plane of...to the axis, and perpendicular, the altitude of the pomt above the horizontal plane, and then laying off these several distances from the axis on the perpendiculars... | |
| Charles Davies - Geometry, Descriptive - 1868 - 248 pages
...the horizontal plane. The points A", c", g'\ and a" are determined in the same manner. The line I /A" is the position of the tangent line when the plane...the horizontal projections of the several points. § 13-1. The surface of this cone cannot be developed by the method used in Prob. 27 to develop the... | |
| Lewis Muhlenberg Haupt - Mechanical drawing - 1881 - 84 pages
...above the horizontal plane, or the distance of its vertical projection above the ground line, and the base is the distance from the horizontal projection of the point to the axis. 68. CONSTRUCTION.—Thus, in Fig. 3 and (6), let P be a point in the first angle; let MN be an axis... | |
| William Shaffer Hall - Geometry, Descriptive - 1902 - 160 pages
...not change, and will be equal to the hypothenuse of a right triangle, one side of which is equal to the distance from the horizontal projection of the point to the axis, and the other side is equal to the distance from the point in space to H. In Fig. 15, let Q be the plane,... | |
| Gardner Chace Anthony, George Francis Ashley - Geometry, Descriptive - 1909 - 196 pages
...of which is the distance from the vertical projection of the point to the axis, while the other leg is the distance from the horizontal projection of the point to the ground line. 39. To determine the true length of a line. PRINCIPLE. A line is seen in its true length... | |
| Alphonse Andrew Adler - Mechanical drawing - 1912 - 370 pages
...The radius of the circle is the perpendicular distance from the point to the line; and is equal to the hypothenuse of a triangle, whose base is the distance from the projection of the point to line in the plane, and whose altitude is the distance of the corresponding... | |
| William Shaffer Hall - Geometry, Descriptive - 1922 - 138 pages
...not change, and will be equal to the hypothenuse of a right triangle, one side of which is equal to the distance from the horizontal projection of the point to the axis, and the other side is equal to the distance from the point in space to H. In Fig. 15, let Q be the plane,... | |
| Gardner Chace Anthony, George Francis Ashley - Geometry, Descriptive - 1926 - 266 pages
...a distance (xa") from B equal to the hypotenuse (ax) of a right triangle, one leg of which (a h x) is the distance from the horizontal projection of the point to the axis and the other leg of which (aa*) is the altitude of the point above the axis. Fig. 279 is the orthographic... | |
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