Elements of Geometry and Trigonometry: With Notes |
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... contained by the latter an exact number of times . Thus 6 is a multiple of 2 ; 2 and 3 are submultiples of 6 . Like multiples and like submultiples , or equimultiples and equal submultiples , are such as contain the magnitudes they ...
... contained by the latter an exact number of times . Thus 6 is a multiple of 2 ; 2 and 3 are submultiples of 6 . Like multiples and like submultiples , or equimultiples and equal submultiples , are such as contain the magnitudes they ...
Page 8
... contain it in the one , are respectively equal to an angle and the two sides which contain it in the other . Let the angle A be equal to D , the side AC equal to the side DF , the side AB equal to DE ; then will the triangle ABC be ...
... contain it in the one , are respectively equal to an angle and the two sides which contain it in the other . Let the angle A be equal to D , the side AC equal to the side DF , the side AB equal to DE ; then will the triangle ABC be ...
Page 10
... contained by the former , is greater than EDF contained by the latter ; then will the third side , BC of the first triangle , be greater than the third EF of the second . MAKE the angleCAG = D , take AG - DE , and join CG . The tri ...
... contained by the former , is greater than EDF contained by the latter ; then will the third side , BC of the first triangle , be greater than the third EF of the second . MAKE the angleCAG = D , take AG - DE , and join CG . The tri ...
Page 33
... , for example , that the angles ACB , DCE are to each other as 7 is to 4 ; or , which is the same thing , suppose that the angle M , whɔth may serve as a common measure , is C contained 7 times in the angle ACB and 4 times BOOK II . 33.
... , for example , that the angles ACB , DCE are to each other as 7 is to 4 ; or , which is the same thing , suppose that the angle M , whɔth may serve as a common measure , is C contained 7 times in the angle ACB and 4 times BOOK II . 33.
Page 34
With Notes Adrien Marie Legendre. contained 7 times in the angle ACB and 4 times in DCE . The seven partial angles ACm , mCn , nCp , & c . , into which ACB is divided , being each equal to any of the four partial angles into which DCE is ...
With Notes Adrien Marie Legendre. contained 7 times in the angle ACB and 4 times in DCE . The seven partial angles ACm , mCn , nCp , & c . , into which ACB is divided , being each equal to any of the four partial angles into which DCE is ...
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Elements of Geometry and Trigonometry from the Works of A. M. Legendre A. M. Legendre No preview available - 2017 |
Common terms and phrases
AC² adjacent adjacent angles altitude angle ACB angle BAC centre chord circ circle circular sector circumference circumscribed common cone consequently construction continued fraction convex surface cos² cosine cylinder demonstration determined diagonal diameter draw drawn equal angles equation equivalent faces figure formulas frustum greater homologous sides hypotenuse inclination inscribed intersection isosceles join less likewise manner measure multiplied number of sides opposite parallel parallelepipedon parallelogram perpendicular plane MN polyedron prism PROBLEM Prop PROPOSITION quadrilateral quantities radii radius ratio rectangle rectilineal triangle regular polygon right angles right-angled triangle SABC Scholium sector segment shew shewn side BC similar sin² sines solid angle sphere spherical polygon spherical triangle square straight line suppose tang tangent THEOREM third side three angles three plane angles triangle ABC triangular pyramids vertex vertices
Popular passages
Page 152 - AMB be a section, made by a plane, in the sphere, whose centre is C. From the...
Page 24 - THEOREM. In the same circle, or in equal circles, equal arcs are subtended by equal chords ; and, conversely, equal chords subtend equal arcs.
Page 22 - 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.
Page 62 - Similar triangles are to each other as the squares of their homologous sides.
Page 211 - If two angles of one triangle are equal to two angles of another triangle, the third angles are equal, and the triangles are mutually equiangular.
Page 187 - Similar cylinders are to each other as the cubes of their altitudes, or as the cubes of the diameters of their bases.
Page 140 - 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 pass planes parallel to the plane of the bases : the corresponding sections formed by these planes in the two pyramids will be respectively equivalent, namely, DEF to def, GHI to ghi, &c.
Page 150 - The radius of a sphere is a straight line, drawn from the centre to any point...
Page 168 - THEOREM. The surface of a spherical triangle is measured by the excess of the sum of its three angles above two right angles, multiplied by the tri-rectangular triangle.
Page 135 - XII.) ; in like manner, the two solids AQ, AK, having the same base, AOLE, are to each other as their altitudes AD, A M.