Elements of Geometry: With Practical Applications ...H.H. Howley and Company, 1847 - 308 σελίδες |
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Σελίδα 196
... parallelopipedon is rectangular , when all its faces are rectangles . H F B 7. When the faces of a rectangular parallelopipedon are square , it is called a cube . 8. A pyramid is a solid formed by several triangular planes which meet in ...
... parallelopipedon is rectangular , when all its faces are rectangles . H F B 7. When the faces of a rectangular parallelopipedon are square , it is called a cube . 8. A pyramid is a solid formed by several triangular planes which meet in ...
Σελίδα 198
... parallelopipedon , the opposite planes are equal and parallel . By the definition of this solid , the bases ABCD , EFGH are equal parallelograms , and their sides are parallel it remains only to show that the same is true of any two ...
... parallelopipedon , the opposite planes are equal and parallel . By the definition of this solid , the bases ABCD , EFGH are equal parallelograms , and their sides are parallel it remains only to show that the same is true of any two ...
Σελίδα 199
... parallelopipedon is a solid bounded by six planes , whereof those lying opposite to each other are equal and parallel , it follows that any face and the one opposite to it may be assumed as the bases of the paralle- lopipedon . Scholium ...
... parallelopipedon is a solid bounded by six planes , whereof those lying opposite to each other are equal and parallel , it follows that any face and the one opposite to it may be assumed as the bases of the paralle- lopipedon . Scholium ...
Σελίδα 201
... parallelopipedon , so as to divide it into two triangular prisms , those prisms are equal . Let the parallelopipedon ABCG be divided by the plane BDHF into the two triangular prisms ABDHEF , BCDFGH ; then will those prisms be equal ...
... parallelopipedon , so as to divide it into two triangular prisms , those prisms are equal . Let the parallelopipedon ABCG be divided by the plane BDHF into the two triangular prisms ABDHEF , BCDFGH ; then will those prisms be equal ...
Σελίδα 202
... equal to each other . Cor . Every triangular prism ABDHEF is half of the parallelopipedon AG described on the same solid angle A , with the same edges AB , AD , AE . PROPOSITION V. L M G H IF THEOREM . Two 202 ELEMENTS OF GEOMETRY .
... equal to each other . Cor . Every triangular prism ABDHEF is half of the parallelopipedon AG described on the same solid angle A , with the same edges AB , AD , AE . PROPOSITION V. L M G H IF THEOREM . Two 202 ELEMENTS OF GEOMETRY .
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Elements of Geometry With Practical Applications George R Perkins Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
a+b+c AC² altitude angle ACD angle BAC bisect centre chord circ circular sector circumference cone consequently convex surface cylinder diagonal diameter distance draw equal and parallel equiangular equilateral triangle equivalent exterior angle figure formed four right angles given line greater half the arc hypothenuse inscribed circle intersection isosceles join less Let ABC lines drawn magnitude measured by half meet multiplied number of sides opposite angles parallel planes parallelogram parallelopipedon pendicular perimeter perpendicular plane MN point G prism PROBLEM produced Prop PROPOSITION pyramid radii radius rectangle regular polygon respectively equal right angles right-angled triangle Sabc Schol Scholium semicircle semicircumference side AC similar similar triangles solid angle solid described sphere spherical triangle square straight line suppose tangent THEOREM three sides triangle ABC triangular prism vertex VIII
Δημοφιλή αποσπάσματα
Σελίδα 37 - The sum of all the angles of a polygon is equal to twice as many right angles as the polygon has sides, less two.
Σελίδα 180 - THEOREM. If one of two parallel lines is perpendicular to a plane, the other will also be perpendicular to this plane. Let AP & ED be parallel lines, of which AP is perpendicular to the plane MN ; then will ED be also perpendicular to this plane.
Σελίδα 139 - PROBLEM. To inscribe a circle in a given triangle. Let ABC be the given triangle : it is required to inscribe a circle in the triangle ABC.
Σελίδα 224 - The radius of a sphere is a straight line, drawn from the centre to any point of the...
Σελίδα 43 - In a right-angled triangle, the side opposite the right angle is" called the Hypothenuse ; and the other two sides are cal4ed the Legs, and sometimes the Base and Perpendicular.
Σελίδα 184 - THEOREM. If two angles, not situated in the same plane, have their sides parallel and lying in the same direction, they will be equal, and the planes in which they are situated will be parallel.
Σελίδα 10 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another.
Σελίδα 226 - We conclude then, that the solidity of a cylinder is equal to the product of its base by its altitude.
Σελίδα 22 - If two sides and the included angle of the one are respectively equal to two sides and the included angle of the other...
Σελίδα 12 - If equals be added to unequals, the wholes are unequal. V. If equals be taken from unequals, the remainders are unequal. VI. Things which are double of the same, are equal to one another.