Elements of Geometry and Trigonometry

AB² ABCD AC² adjacent angles altitude apothem Applying logarithms base and altitude centre chord circle circumference circumscribed cone consequently convex surface cosec Cosine Cosine D Cotang cylinder demonstrated in Book denote diagonals diameter distance divided draw drawn edges feet find the area following RULE Formula frustum given angle greater hence homologous hypothenuse included angle inscribed intersection less Let ABC log cot log sin lower base mantissa measured by half number of sides opposite parallel parallelogram parallelopipedon perimeter perpendicular plane MN polyedral angle principle demonstrated prism PROPOSITION proved pyramid quadrant radii radius rectangle regular polygons right angles right-angled triangle Scholium segment similar slant height solution sphere spherical excess spherical polygon spherical triangle square Tang tangent THEOREM triangle ABC triangular prism triedral angle upper base vertex volume whence write the following wwwwwwwww