Plane and Solid GeometryAmerican Book Company, 1907 - 412 σελίδες |
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Αποτελέσματα 1 - 5 από τα 52.
Σελίδα 12
... common side between them . 15. Vertical angles are two angles that have the same vertex , the sides of one being prolongations of the sides of the other . 16. If one straight line meets another and makes the ad- jacent angles equal ...
... common side between them . 15. Vertical angles are two angles that have the same vertex , the sides of one being prolongations of the sides of the other . 16. If one straight line meets another and makes the ad- jacent angles equal ...
Σελίδα 18
... common points . ( See 5. ) 39. Only one straight line can be drawn between two points . ( See 5. ) 40. A definite ( limited or finite ) straight line can have only one midpoint . Because the halves of a line are equal . 41. All straight ...
... common points . ( See 5. ) 39. Only one straight line can be drawn between two points . ( See 5. ) 40. A definite ( limited or finite ) straight line can have only one midpoint . Because the halves of a line are equal . 41. All straight ...
Σελίδα 25
... . This is a very common method of proving lines equal and angles equal . 65. The distance from one point to another is the length of the straight line joining the two points . 66. THEOREM . If lines be drawn from any point BOOK I 25.
... . This is a very common method of proving lines equal and angles equal . 65. The distance from one point to another is the length of the straight line joining the two points . 66. THEOREM . If lines be drawn from any point BOOK I 25.
Σελίδα 57
... lines that meet in a common point . Ex . 5. How many sides has that polygon the sum of whose interior angles exceeds the sum of the exterior angles by 720 ° ? SYMMETRY 170. A figure is symmetrical with respect to a BOOK 1 57.
... lines that meet in a common point . Ex . 5. How many sides has that polygon the sum of whose interior angles exceeds the sum of the exterior angles by 720 ° ? SYMMETRY 170. A figure is symmetrical with respect to a BOOK 1 57.
Σελίδα 81
... common chord . Draw two circles which have no common chord . Draw figures to illustrate all the nouns defined on the two preceding pages . THEOREMS AND DEMONSTRATIONS 206. THEOREM . In the same circle BOOK II 81 Preliminary Theorems ...
... common chord . Draw two circles which have no common chord . Draw figures to illustrate all the nouns defined on the two preceding pages . THEOREMS AND DEMONSTRATIONS 206. THEOREM . In the same circle BOOK II 81 Preliminary Theorems ...
Άλλες εκδόσεις - Προβολή όλων
Plane and Solid Geometry (Classic Reprint) Edward Rutledge Robbins Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD acute angle altitude angle adjoining angles are equal apothem base bisector bisects chord circular cone circumference circumscribed circumscribed circle construct a square cylinder diagonals diameter dihedral angles equilateral triangle equivalent exterior angle face angles figure Find the area frustum given line given point given triangle Hence homologous homologous sides hypotenuse inscribed regular intersecting isosceles triangle lateral area lateral edges line joining mean proportional measured by arc median meet midpoint mutually equiangular number of sides opposite parallel parallelepiped parallelogram Pass plane perimeter perpendicular plane MN polyhedron prism Proof Prove quadrilateral ratio rectangle regular hexagon regular polygon regular pyramid rhombus right angles right circular right triangle secant segments similar slant height sphere spherical polygon spherical triangle straight line surface tangent tetrahedron THEOREM total area trapezoid trihedral vertex vertices
Δημοφιλή αποσπάσματα
Σελίδα 139 - If the product of two quantities is equal to the product of two others, one pair may be made the extremes, and the other pair the means, of a proportion.
Σελίδα 228 - An equiangular polygon inscribed in a circle is regular (if the number of its sides is odd) . 3.
Σελίδα 41 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Σελίδα 47 - The line joining the mid-points of two sides of a triangle is parallel to the third side, and equal to half the third side.
Σελίδα 241 - The area of a regular inscribed hexagon is a mean proportional between the areas of the inscribed and circumscribed equilateral triangles. Ex.
Σελίδα 146 - If a line divides two sides of a triangle proportionally, it is parallel to the third side.
Σελίδα 12 - The straight lines are called the sides of the triangle, and their points of intersection are the vertices of the triangle.
Σελίδα 143 - A line parallel to one side of a triangle divides the other two sides proportionally.
Σελίδα 268 - If from the foot of a perpendicular to a plane a line be drawn at right angles to any line of the plane, and...
Σελίδα 340 - The lateral area of a circular cylinder is equal to the product of the perimeter of a right section of the cylinder by an element. Let S denote the lateral area, P the perimeter of a right section, and E an element of the cylinder AC.