The Normal Elementary Geometry: Embracing a Brief Treatise on Mensuration and Trigonometry : Designed for Academies, Seminaries, High Schools, Normal Schools, and Advanced Classes in Common Schools |
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AB² ABC and DEF ABCD altitude angle ABC angle formed angle is equal arc AC B. I. Th base and altitude base multiplied bisect centre chord circumference cone convex surface cosec cosine Cotang cube cylinder diagonal diameter distance divided draw equilateral Find the logarithm four right angles frustum Geometry given line greater hence inches inscribed intercepted arcs intersection Let ABC logarithm logarithmic sine lune mantissa measured by half measured by one-half number of sides oblique opposite parallel parallelogram parallelopipedon pendicular perimeter perpendicular plane MN polyedron quadrant radii radius ratio rectangle regular polygon Required the area right-angled triangle rods RULE.-Multiply Scholium secant semi-circumference similar sine slant height sphere spherical polygon spherical triangle square feet straight line subtract Tang tangent THEOREM triangle ABC triangular prism triedral angles Trigonometry vertex vertices volume