A Text-book of GeometryGinn, 1888 - 386 páginas |
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Términos y frases comunes
AB² ABCD AC² acute angle adjacent angles altitude angles are equal base bisector bisects called centre chord circumference circumscribed circumscribed circle coincide decagon diagonals diameter divide draw equal respectively equiangular equiangular polygon equidistant equilateral triangle exterior feet figure Find the area given circle given line given point given straight line given triangle greater Hence homologous sides hypotenuse inches interior angles intersecting isosceles trapezoid isosceles triangle legs length line drawn line joining middle points number of sides obtuse opposite sides parallel parallelogram perimeter perpendicular prove Proof Q. E. D. Ex Q. E. D. PROPOSITION quadrilateral radii ratio rectangle regular inscribed regular polygon rhombus right angle right triangle SCHOLIUM secant segments similar polygons square equivalent straight angle subtended tangent THEOREM third side trapezoid triangle ABC triangle is equal vertex vertices
Pasajes populares
Página 46 - If two triangles have two sides of one equal, respectively, to two sides of the other, but the included angle of the first greater than the included angle of the second, the third side of the first is greater than the third side of the second...
Página 69 - The exterior angles of a polygon, made by producing each of its sides in succession, are together equal to four right angles.
Página 187 - Two triangles having an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles.
Página 64 - The straight line joining the middle points of two sides of a triangle is parallel to the third side and equal to half of it 46 INTERCEPTS BY PARALLEL LINES.
Página 201 - To construct a parallelogram equivalent to a given square, and having the sum of its base and altitude equal to a given line.
Página 215 - The perimeters of two regular polygons of the same number of sides, are to each other as their homologous sides, and their areas are to each other as the squares of those sides (Prop.
Página 161 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides diminished by twice the product of one of those sides and the projection of the other upon that side.
Página 135 - In a series of equal ratios, the sum of the antecedents is to the sum of the consequents as any antecedent is to its consequent.
Página 156 - If in a right triangle a perpendicular is drawn from the vertex of the right angle to the hypotenuse : I.
Página 15 - LET it be granted that a straight line may be drawn from any one point to any other point. 2. That a terminated straight line may be produced to any length in a straight line. 3.
Información bibliográfica
| Título | A Text-book of Geometry |
| Autor | George Albert Wentworth |
| Edición | revisada |
| Editor | Ginn, 1888 |
| Largo | 386 páginas |
| Exportar cita | BiBTeX EndNote RefMan |