## Elements of Geometry and Trigonometry |

### From inside the book

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**logarithms**and**logarithmic**sines . Military Academy , West Point , March , 1834 . CONTENTS . BOOK I. The principles , BOOK II . iv PREFACE . Page 6

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**Logarithms**, · 224 Description of Table of**Logarithmic**Sines , Principles for the Solution of Rectilineal Triangles , 228 231 Solution of Rectilineal Triangles by**Logarithms**, Solution of Right angled Triangles , Solution of Triangles ... Page 223

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**logarithms**of the sines , cosines , tangents , cotangents , & c . for each degree and minute of the quadrant , calculated to a given radius . This radius is 10,000,000,000 , and consequently its**logarithm**is 10 . XXX . Let us glance for ... Page 224

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**logarithms**of these numbers is placed directly opposite them , and on the same horizontal line . The characteristic of the**logarithm**, or the part which stands to the left of the decimal point , is always known , being 1 less than the ... Page 225

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**logarithm**is obtained . To this , the characteristic of the**logarithm**is to be prefixed , which is always one less than the places of integer figures in the given number . Thus , the**logarithm**of 1122 is 3.049993 . In several of the ...### Other editions - View all

### Common terms and phrases

adjacent adjacent angles altitude angle ACB angle BAC ar.-comp base multiplied bisect Book centre chord circ circumference circumscribed common cone convex surface Cosine Cotang cylinder diagonal diameter dicular distance draw drawn equal angles equally distant equiangular equivalent figure formed four right angles frustum given angle given line gles greater homologous sides hypothenuse inscribed polygon intersection less Let ABC let fall logarithm measured by half number of sides oblique lines opposite parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN polyedron polygon ABCDE prism proportional PROPOSITION pyramid quadrant quadrilateral quantities radii radius ratio rectangle regular polygon right angled triangle S-ABC Scholium secant secant line segment side BC similar sine solid angle solid described sphere spherical polygon spherical triangle square described straight line tang tangent THEOREM triangle ABC triangular prism vertex