 | Esmond Vedder De Graff, Margaret Keiver Smith - Teaching - 1883 - 324 pages
...scalene triangle. 4. The side upon which the triangle rests (stands) is called the base of a triangle. 5. The vertex of the angle opposite the base is called the vertex of a triangle. 6. The perpendicular distance from the vertex to the base (or to the base produced)... | |
 | Wooster Woodruff Beman, David Eugene Smith - Geometry - 1895 - 344 pages
...base, the side on which the figure appears to stand being usually so called. In the case of a triangle, the vertex of the angle opposite the base is called the vertex of the triangle, the angle itself being called the vertical angle of the triangle, and the other two... | |
 | Wooster Woodruff Beman, David Eugene Smith - Geometry - 1895 - 346 pages
...base, the side on which the figure appears to stand being usually so called. In the case of a triangle, the vertex of the angle opposite the base is called the vertex of the triangle, the angle itself being called the vertical angle of the triangle, and the other two... | |
 | Wooster Woodruff Beman, David Eugene Smith - Geometry, Modern - 1899 - 265 pages
...appears to stand being usually so called, as AB in the figure on p. 21. In the case of a triangle, the vertex of the angle opposite the base is called the vertex of the triangle, the angle itself being called the vertical angle of the triangle, and the other two... | |
 | Wooster Woodruff Beman, David Eugene Smith - Geometry - 1899 - 400 pages
...appears to stand being usually so called, as AB in the figure on p. 21. In the case of a triangle, the vertex of the angle opposite the base is called the vertex of the triangle, the angle itself being called the vertic,al. angle of the triangle, and the other... | |
 | School of Railway Signaling (Utica, N.Y.) - Railroads - 1910 - 446 pages
...known as the legs and the third side as the base. In any other triangle any side may be the base. 86. The vertex of the angle opposite the base is called the vertex of the triangle. 87. The altitude is the perpendicular distance from the vertex to the base. 88. A... | |
 | Herbert Ellsworth Slaught - 1918 - 344 pages
...and Vertex of a Triangle. The side of a triangle on which it is supposed to stand is called its base. The vertex of the angle opposite the base is called the vertex of the triangle. Vertex Vertex Base Base 49. Altitude of a Triangle. The altitude of a triangle is... | |
 | Herbert Ellsworth Slaught, Nels Johann Lennes - Geometry, Plane - 1918 - 360 pages
...and Vertex of a Triangle. The side of a triangle on which it is supposed to stand is called its base. The vertex of the angle opposite the base is called the vertex of the triangle. Vertex Vertex Base Base 49. Altitude of a Triangle. The altitude of a triangle is... | |
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... the vertex of the angle opposite the base is called the vertex of the triangle. The distance from the base of the triangle to its vertex is measured along the altitude, which is a perpendicular drawn from the vertex to the base. Any side of a triangle... 