| William Chauvenet - Geometry - 1871 - 380 pages
...MNP, which is right-angled at N. The side MP, opposite to the right angle, is called the hypotenuse. The base of a triangle is the side upon which it is supposed to stand. In general any side may be assumed as the base ; but in an isosceles triangle DEF, whose sides DE and... | |
| William Chauvenet - Mathematics - 1872 - 382 pages
...MNP, which is right-angled at N. The side MP, opposite to the right angle, is called the hypotenuse. The base of a triangle is the side upon which it is supposed to stand. In general any side may be assumed as the base ; but in an isosceles triangle DEF, whose sides DE and... | |
| George Albert Wentworth - Geometry - 1877 - 416 pages
...•D 91. DBF. An Equiangular triangle is one which has all the angles equal. 92. DBF. In any triangle, the angle opposite the base is called the Vertical...and its vertex is called the Vertex of the triangle. 93. DBF. The Altitude of a triangle is the perpendicular distance from the vertex to the base, or the... | |
| Elias Loomis - Conic sections - 1877 - 458 pages
...is one which has an obtuse angle. An acute-angled triangle is one which has three acute angles. 30. The base of a triangle is the side upon which it is supposed to stand. Any side may be assumed as the base, but in an isosceles triangle that side is called the base which... | |
| William Henry Harrison Phillips - Geometry - 1878 - 236 pages
...right angle ; as, LMN. The side opposite the right angle is called the hypothenuse; as, LN. DEF. 6. The base of a triangle is the side upon which it is supposed to stand, and the opposite angle is called the vertical angle. Any side may be taken as the base. The sign A is often... | |
| George Albert Wentworth - Geometry, Modern - 1881 - 266 pages
...EQUIANGULAR. 91. DEF. An Equiangular triangle is one which has all the angles equal. 92. DEF. In any triangle, the angle opposite the base is called the Vertical...and its vertex is called the Vertex of the triangle. 93. DEF. The Altitude of a triangle is the perpendicular distance from the vertex to the base, or the... | |
| Franklin Ibach - Geometry - 1882 - 208 pages
...formed by the sides meeting one another. A triangle has six parts, — three sides and three AB angles. The Base of a triangle is the side upon which it is supposed to stand. The Vertical Angle of a triangle is the angle opposite the base. An Exterior Angle of a triangle is... | |
| George Albert Wentworth - Geometry - 1884 - 422 pages
...EQUIANGULA». 91. DEF. An Equiangular triangle is one which has all the angles equal. 92. DEF. In any triangle, the angle opposite the base is called the Vertical angle, and its vortex is called the Vertex of the triangle. 93. DEF. The Altitude of a triangle is the perpendicular... | |
| John Homer French - Arithmetic - 1889 - 512 pages
...that has two of its sides equal. <i. A scalene triangle is one that has no two of its sides equal. h. The base of a triangle is the side upon which it is supposed to stand. i. The vertex of a triangle is the angle opposite the base. j. The altitude of a triangle is the shortest... | |
| Edward Albert Bowser - Geometry - 1890 - 414 pages
...which has an obtuse angle. When all the angles are equal it is called an equiangular triangle. 93. The base of a triangle is the side upon which it is supposed to stand. Either side may be taken as the base; but in an isosceles triangle the side which is not one of the... | |
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