Plane and Solid Geometry: To which is Added Plane and Spherical Trigonometry and Mensuration : Accompanied with All the Necessary Logarithmic and Trigonometric TablesD. Appleton, 1860 - 443 pàgines |
Altres edicions - Mostra-ho tot
Plane and Solid Geometry: To which is Added Plane and Spherical Trigonometry ... George Roberts Perkins Visualització completa - 1855 |
Plane and Solid Geometry: To which is Added Plane and Spherical Trigonometry ... George Roberts Perkins Visualització completa - 1856 |
Frases i termes més freqüents
a+b+c ABCD altitude angles equal apothem base bisecting centre chord circle circumference circumscribed circle circumscribed polygon cone consequently corresponding cosec Cosine Cotang cubic cylinder decimal denote diameter dicular distance divided draw drawn equally distant equation exterior angles feet figure frustum given angle given line gives greater half hence hypotenuse inches included angle inscribed circle intersection logarithm measure middle point multiplied number of sides opposite parallel parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN polyedral angle polyedron prism PROBLEM proportion pyramid quadrant quadrilateral radii radius ratio rectangle regular polygon respectively equal right angles right-angled triangle Scholium secant similar similar triangles Sine slant height solid sphere spherical triangle square straight line subtract suppose surface Tang Tangent THEOREM three sides triangle ABC volume
Passatges populars
Pàgina 113 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Pàgina 31 - If the opposite sides of a quadrilateral are equal, the figure is a parallelogram.
Pàgina 112 - ALSO THE AREA OF THE TRIANGLE FORMED BY THE CHORD OF THE SEGMENT AND THE RADII OF THE SECTOR. THEN...
Pàgina 33 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Pàgina 80 - 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'.
Pàgina 139 - If a straight line is perpendicular to each of two straight lines at their point of intersection, it is perpendicular to the plane of those lines.
Pàgina 15 - The sum of all the angles of a polygon is equal to twice as many right angles as the polygon has sides, less two.
Pàgina 174 - The radius of a sphere is a straight line, drawn from the centre to any point of the...
Pàgina 107 - ... similar figures are to each other as the squares of their homologous sides.
Pàgina 180 - Every section of a sphere, made by a plane, is a circle.