Solid GeometryChicago, 1917 - 189 ページ |
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多く使われている語句
ABCD abcdf altitude angles are equal axis b₁ bisecting Cavalieri's principle circle circular cone coincide cone of revolution conical surface corresponding cylinder of revolution denoted diagonal diameter dihedral angle dimensions distance draw equilateral triangle face angles Find the area Find the ratio Find the volume formula frustum given plane given point Hence isosceles lateral area lateral edges lateral faces line drawn lines are parallel locus lune maxima and minima parallel planes parallelogram pass a plane perimeter perpendicular plane angle PLANE GEOMETRY plane MN plane parallel plane passing plane perpendicular plane PQ polar triangle polyhedral angle prismatoid Proof PROPOSITION prove radii rectangle rectangular parallelopiped regular pyramid right prism sides slant height sphere whose radius spherical polygon spherical triangle square pyramid straight line symmetrical tangent THEOREM triangular prism trihedral upper base vertex vertices
人気のある引用
300 ページ - If the first of three quantities is greater than the second, and the second is greater than the third, then the first is greater than the third.
375 ページ - COR. 2. The volume of a rectangular parallelopiped is equal to the product of its base by its altitude.
478 ページ - In a given indefinite straight line it is required to find a point such that the sum of its distances from two given points on the same side of the straight line shall be the least possible.
368 ページ - An oblique prism is equivalent to a right prism whose base is a right section of the oblique prism, and whose altitude is equal to a lateral edge of the oblique prism. Hyp. OM is a right section of oblique prism AD', and OM ' a right prism whose altitude is equal to a lateral edge of AD'. To prove AD' =0= GM' . Proof. The lateral edges of GM
353 ページ - The sum of the face angles of any convex polyhedral angle is less than four right angles.
303 ページ - If two triangles have two sides of one respectively equal to two sides of the other, and the included angles unequal, the triangle which has the greater included angle has the greater third side. If two triangles have two sides of...
340 ページ - If two planes are perpendicular to each other, a straight line drawn in one of them, perpendicular to their intersection, is perpendicular to the other.
307 ページ - ... they have an angle of one equal to an angle of the other and the including sides are proportional; (c) their sides are respectively proportional.
449 ページ - The sum of the angles of a spherical triangle is greater than two and less than six right angles ; that is, greater than 180° and less than 540°. (gr). If A'B'C' is the polar triangle of ABC...