Plane and Solid Geometry: To which is Added Plane and Spherical Trigonometry and Mensuration : Accompanied with All the Necessary Logarithmic and Trigonometric Tables |
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Common terms and phrases
a+b+c ABCD altitude base become called centre chord circle circumference circumscribed coincide column common cone consequently constructed corresponding Cosine Cotang cylinder denote described diameter difference distance divided draw drawn equal equation equivalent example expressed faces feet figure follows formed formula four give given greater half height hence included inscribed intersection join less logarithm manner measure meet multiplied obtain opposite parallel parallelogram parallelopipedon pass perimeter perpendicular plane polyedral angle polygon portion positive prism PROBLEM proportion pyramid radii radius ratio reason rectangle regular respectively right angles RULE Scholium sector sides similar Sine solid sphere spherical triangle square straight line subtract suppose surface taken Tang tangent THEOREM third triangle triangle ABC unit volume
Popular passages
Page 113 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Page 31 - If the opposite sides of a quadrilateral are equal, the figure is a parallelogram.
Page 112 - ALSO THE AREA OF THE TRIANGLE FORMED BY THE CHORD OF THE SEGMENT AND THE RADII OF THE SECTOR. THEN...
Page 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.
Page 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'.
Page 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.
Page 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.
Page 174 - The radius of a sphere is a straight line, drawn from the centre to any point of the...
Page 107 - ... similar figures are to each other as the squares of their homologous sides.
Page 180 - Every section of a sphere, made by a plane, is a circle.
Bibliographic information
| Title | Plane and Solid Geometry: To which is Added Plane and Spherical Trigonometry and Mensuration : Accompanied with All the Necessary Logarithmic and Trigonometric Tables Perkins' series Southern educational series |
| Author | George Roberts Perkins |
| Publisher | D. Appleton, 1860 |
| Original from | the New York Public Library |
| Digitized | 21 Jun 2006 |
| Length | 443 pages |
| Export Citation | BiBTeX EndNote RefMan |