Elements of Geometry |
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ABCD adjacent angles altitude angle AOB angle arc Angle Bangle Area ABC base bisect centre chord circle circumscribed coincide Conclusion cone construction corresponding curve diagonals diameter dicular dihedral angle distance divided draw edge angle ellipse equal angles equally distant exterior angle face angles figure foci frustrum geometry given greater Hence hyperbola Hypothesis identically equal indefinitely inscribed isosceles Join length line of intersection locus magnitude meet middle point number of sides opposite angles opposite sides parabola parallel planes parallelogram parallelopiped pass pendicular perpen plane MN point of intersection polyhedral angle polyhedron prism Proof pyramid Q.E.D. THEOREM quadrilateral radii radius ratio rect rectangle reflex angle regular polygon right angles Scholium segments slant height solid sphere spherical triangle square straight angle straight line surface tangent transversal trapezoid triangles are identically vertex vertices