Elements of Plane and Solid GeometryGinn and Heath, 1877 - 398 σελίδες |
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Σελίδα viii
... PRISMS PYRAMIDS SIMILAR POLYHEDRONS REGULAR POLYHEDRONS SUPPLEMENTARY PROPOSITIONS CYLINDERS CONES BOOK VIII . THE SPHERE . SECTIONS AND TANGENTS DISTANCES ON THE SURFACE OF THE SPHERE SPHERICAL ANGLES . SPHERICAL POLYGONS AND PYRAMIDS ...
... PRISMS PYRAMIDS SIMILAR POLYHEDRONS REGULAR POLYHEDRONS SUPPLEMENTARY PROPOSITIONS CYLINDERS CONES BOOK VIII . THE SPHERE . SECTIONS AND TANGENTS DISTANCES ON THE SURFACE OF THE SPHERE SPHERICAL ANGLES . SPHERICAL POLYGONS AND PYRAMIDS ...
Σελίδα 286
... PRISMS . 505. DEF . A Prism is a polyhedron two of whose faces are equal and parallel polygons , and the other faces are parallelo- grams . 506. DEF . The Bases of a prism are the POLYHEDRONS, CYLINDERS, AND CONES PRISMS.
... PRISMS . 505. DEF . A Prism is a polyhedron two of whose faces are equal and parallel polygons , and the other faces are parallelo- grams . 506. DEF . The Bases of a prism are the POLYHEDRONS, CYLINDERS, AND CONES PRISMS.
Σελίδα 287
... prism are all the faces except the bases . 508. DEF . The Lateral or Con- vex Surface of a prism is the sum of its lateral faces . 509. DEF . The Lateral edges of a prism are the intersections of its lateral faces ... prism PRISMS . 287.
... prism are all the faces except the bases . 508. DEF . The Lateral or Con- vex Surface of a prism is the sum of its lateral faces . 509. DEF . The Lateral edges of a prism are the intersections of its lateral faces ... prism PRISMS . 287.
Σελίδα 288
... prism A D be intersected by the parallel planes GK , G ' K ' . We are to prove section G H I K L section G'H ' I'K ... prism parallel to the base is equal to the base ; and all right sections of a prism are equal . PROPOSITION II ...
... prism A D be intersected by the parallel planes GK , G ' K ' . We are to prove section G H I K L section G'H ' I'K ... prism parallel to the base is equal to the base ; and all right sections of a prism are equal . PROPOSITION II ...
Σελίδα 289
... prism is equal to the product of a lateral edge by the perimeter of the right section . A ' BI E ' D ... prisms are equal PRISMS . 289.
... prism is equal to the product of a lateral edge by the perimeter of the right section . A ' BI E ' D ... prisms are equal PRISMS . 289.
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
AABC ABCD altitude arc A B axis base and altitude bisect centre circle circumference circumscribed coincide conical surface COROLLARY cylinder denote diagonals diameter dihedral angle distance divided Draw equal respectively equally distant equilateral equivalent figure frustum Geometry given point greater Hence homologous sides hypotenuse intersection isosceles lateral area lateral edges lateral faces Let A B Let ABC limit line A B measured by arc middle point mutually equiangular number of sides opposite parallel parallelogram parallelopiped perimeter perpendicular plane MN prism prove pyramid Q. E. D. PROPOSITION radii radius equal ratio rectangles regular polygon right angles right triangle SCHOLIUM segment sides of equal similar polygons slant height sphere spherical angle spherical polygon spherical triangle square subtend surface symmetrical tangent tetrahedron THEOREM third side trihedral vertex vertices volume
Δημοφιλή αποσπάσματα
Σελίδα 132 - To describe an isosceles triangle having each of the angles at the base double of the third angle.
Σελίδα 140 - 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.
Σελίδα 206 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 40 - 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 353 - A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre.
Σελίδα 179 - Any two rectangles are to each other as the products of their bases by their altitudes.
Σελίδα 192 - 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.
Σελίδα 150 - The areas of two triangles which have 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. A D A' Hyp. In triangles ABC and A'B'C', To prove AABC A A'B'C' A'B' x A'C ' Proof. Draw the altitudes BD and B'D'.