The geometry, by T. S. Davies. Conic sections, by Stephen FenwickJ. Weale, 1853 |
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Σελίδα 2
... figure contained by a diameter and the part of the circumference cut off by the diameter . 19. A segment of a circle is the figure contained by a straight line , and the circumference it cuts off . 20. Rectilineal figures are those ...
... figure contained by a diameter and the part of the circumference cut off by the diameter . 19. A segment of a circle is the figure contained by a straight line , and the circumference it cuts off . 20. Rectilineal figures are those ...
Σελίδα 20
... figure , together with four right angles , are equal to twice as many right angles as the figure has sides . For any rectilineal figure ABCDE can be divided into as many triangles as the figure has sides , by drawing straight lines from ...
... figure , together with four right angles , are equal to twice as many right angles as the figure has sides . For any rectilineal figure ABCDE can be divided into as many triangles as the figure has sides , by drawing straight lines from ...
Σελίδα 21
... figure ; and the same angles are equal to the angles of the figure , together with the angles at the point F , which is the common vertex of the triangles ; that is , ( 2 Cor . 15. 1. ) together with four right angles . Therefore all ...
... figure ; and the same angles are equal to the angles of the figure , together with the angles at the point F , which is the common vertex of the triangles ; that is , ( 2 Cor . 15. 1. ) together with four right angles . Therefore all ...
Σελίδα 22
Royal Military Academy, Woolwich. opposite sides and angles of the figure are equal to one another ; and the diameter ... figures . If the sides AD , EF of the parallelograms ABCD , EBCF , oppo- site to the base BC , be terminated in the ...
Royal Military Academy, Woolwich. opposite sides and angles of the figure are equal to one another ; and the diameter ... figures . If the sides AD , EF of the parallelograms ABCD , EBCF , oppo- site to the base BC , be terminated in the ...
Σελίδα 27
... figure , and having an angle equal to a given rectilineal angle . Let ABCD be the given rectilineal figure , and E the given recti- lineal angle . It is required to describe a parallelogram equal to ABCD , and having an angle equal to E ...
... figure , and having an angle equal to a given rectilineal angle . Let ABCD be the given rectilineal figure , and E the given recti- lineal angle . It is required to describe a parallelogram equal to ABCD , and having an angle equal to E ...
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ABC is equal ABCD adjacent angles angle ABC angle BAC axis bisected centre circle ABC circumference coincide cone construction coordinate planes described Descriptive Geometry diameter dicular dihedral angles draw edges ellipse equal angles equiangular equimultiples given line given point given straight line greater hence horizontal hyperbola inclination intersection join less Let ABC Let the plane line BC lines drawn magnitudes meet multiple orthograph parabola parallel planes parallelogram parallelopiped perpen perpendicular perpendicular to MN plane MN plane of projection plane parallel plane PQ prisms profile angles profile plane projecting plane Prop Q. E. D. PROPOSITION ratio rectangle rectangle contained rectilineal figure remaining angle respectively right angles SCHOLIUM segment sides six right sphere spherical angle tangent THEOR trace triangle ABC trihedral vertex Whence Wherefore