Elements of Geometry and TrigonometryWiley & Long, 1836 - 359 σελίδες |
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Σελίδα 2
... Solids , and a Table of Logarithms and Logarithmic Sines . DAVIES ' SURVEYING - With a description and plates of , the Theodolite , Compass , Plane - Table and Level , -also , Maps of the Topographical Signs adopted by the Engineer ...
... Solids , and a Table of Logarithms and Logarithmic Sines . DAVIES ' SURVEYING - With a description and plates of , the Theodolite , Compass , Plane - Table and Level , -also , Maps of the Topographical Signs adopted by the Engineer ...
Σελίδα 4
... logarithms and logarithmic sines , and to apply the principles of geometry to the mensuration of sur- faces and solids . Military Academy , West Point , March , 1834 . CONTENTS . BOOK I. The principles , BOOK II . iv PREFACE .
... logarithms and logarithmic sines , and to apply the principles of geometry to the mensuration of sur- faces and solids . Military Academy , West Point , March , 1834 . CONTENTS . BOOK I. The principles , BOOK II . iv PREFACE .
Σελίδα 5
... Solid Angles , 126 BOOK VII . Polyedrons , 142 BOOK VIII . The three round bodies , 19 166 BOOK IX . Of Spherical Triangles and Spherical Polygons , The regular Polyedrons , APPENDIX . · 186 205 PLANE TRIGONOMETRY . Division of the ...
... Solid Angles , 126 BOOK VII . Polyedrons , 142 BOOK VIII . The three round bodies , 19 166 BOOK IX . Of Spherical Triangles and Spherical Polygons , The regular Polyedrons , APPENDIX . · 186 205 PLANE TRIGONOMETRY . Division of the ...
Σελίδα 6
... , Solution of Oblique angled Triangles by Logarithms , 257 259 MENSURATION . لدية Mensuration of Surfaces , Mensuration of Solids . 274 285 AN INDEX SHOWING THE PROPOSITIONS OF LEGENDRE WHICH CORRESPOND TO vi CONTENTS .
... , Solution of Oblique angled Triangles by Logarithms , 257 259 MENSURATION . لدية Mensuration of Surfaces , Mensuration of Solids . 274 285 AN INDEX SHOWING THE PROPOSITIONS OF LEGENDRE WHICH CORRESPOND TO vi CONTENTS .
Σελίδα 9
... surfaces , is a curved surface . 8. A solid or body is that which has length , breadth , and thickness ; and therefore combines the three dimensions of extension .. 9. When two straight lines , AB , AC , 2 The principles,
... surfaces , is a curved surface . 8. A solid or body is that which has length , breadth , and thickness ; and therefore combines the three dimensions of extension .. 9. When two straight lines , AB , AC , 2 The principles,
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Συχνά εμφανιζόμενοι όροι και φράσεις
adjacent altitude angle ACB ar.-comp base multiplied bisect Book VII centre chord circ circumference circumscribed common cone consequently convex surface cosine Cotang cylinder diagonal diameter dicular distance divided draw drawn equally distant equations equivalent feet figure find the area formed four right angles frustum given angle given line greater homologous sides hypothenuse inscribed circle inscribed polygon intersection less Let ABC logarithm measured by half number of sides opposite parallelogram parallelopipedon pendicular perimeter perpen perpendicular perpendicular let fall plane MN polyedron polygon ABCDE PROBLEM PROPOSITION pyramid quadrant quadrilateral quantities radii radius ratio rectangle regular polygon right angled triangle S-ABCDE Scholium secant segment side BC similar sine slant height solid angle solid described sphere spherical polygon spherical triangle square described straight line tang tangent THEOREM triangle ABC triangular prism vertex
Δημοφιλή αποσπάσματα
Σελίδα 241 - In every plane triangle, the sum of two sides is to their difference as the tangent of half the sum of the angles opposite those sides is to the tangent of half their difference.
Σελίδα 18 - If two triangles have two sides of the one equal to two sides of the...
Σελίδα 233 - It is, indeed, evident, that the negative characteristic will always be one greater than the number of ciphers between the decimal point and the first significant figure.
Σελίδα 168 - The radius of a sphere is a straight line drawn from the centre to any point of the surface ; the diameter or axis is a line passing through this centre, and terminated on both sides by the surface.
Σελίδα 18 - America, but know that we are alive, that two and two make four, and that the sum of any two sides of a triangle is greater than the third side.
Σελίδα 225 - B) = cos A cos B — sin A sin B, (6a) cos (A — B) = cos A cos B + sin A sin B...
Σελίδα 20 - In an isosceles triangle the angles opposite the equal sides are equal.
Σελίδα 86 - 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'.
Σελίδα 159 - S-o6c be the smaller : and suppose Aa to be the altitude of a prism, which having ABC for its base, is equal to their difference. Divide the altitude AT into equal parts Ax, xy, yz, &c. each less than Aa, and let k be one of those parts ; through the points of division...
Σελίδα 168 - CIRCLE is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the centre; as the figure ADB E.