Elements of Geometry and Trigonometry from the Works of A.M. Legendre: Adapted to the Course of Mathematical Instruction in the United States |
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Page vi
... Logarithms , Rules for Characteristics , General Principles ,. Table of Logarithms ,. Manner of Using the Table . Multiplication by Logarithms , Division by Logarithms , ... Arithmetical Complement ,. Raising to Powers by Logarithms ...
... Logarithms , Rules for Characteristics , General Principles ,. Table of Logarithms ,. Manner of Using the Table . Multiplication by Logarithms , Division by Logarithms , ... Arithmetical Complement ,. Raising to Powers by Logarithms ...
Page viii
... Volume of a Prismoid , Volumes of Regular Polyedrons , LOGARITHMIC TABLES . Logarithms of Numbers from 1 to 10,000 ... Sines and Tangents ... 1-16 17-62 ELEMENTS OF GEOMETRY . INTRODUCTION . DEFINITIONS OF TERMS . viii CONTENTS .
... Volume of a Prismoid , Volumes of Regular Polyedrons , LOGARITHMIC TABLES . Logarithms of Numbers from 1 to 10,000 ... Sines and Tangents ... 1-16 17-62 ELEMENTS OF GEOMETRY . INTRODUCTION . DEFINITIONS OF TERMS . viii CONTENTS .
Page 291
... . PROBLEM . - To determine a right - angled triangle , having given the hypothenuse and the radius of the in- scribed circle . TRIGONOMETRY AND MENSURATION . INTRODUCTION TO TRIGONOMETRY . LOGARITHMS . APPENDIX . 291.
... . PROBLEM . - To determine a right - angled triangle , having given the hypothenuse and the radius of the in- scribed circle . TRIGONOMETRY AND MENSURATION . INTRODUCTION TO TRIGONOMETRY . LOGARITHMS . APPENDIX . 291.
Page 2
Adapted to the Course of Mathematical Instruction in the United States Charles Davies, Adrien Marie Legendre John Howard Van Amringe. 1 INTRODUCTION TO TRIGONOMETRY . LOGARITHMS . 1. The LOGARITHM of.
Adapted to the Course of Mathematical Instruction in the United States Charles Davies, Adrien Marie Legendre John Howard Van Amringe. 1 INTRODUCTION TO TRIGONOMETRY . LOGARITHMS . 1. The LOGARITHM of.
Page 3
... LOGARITHMS . 1. The LOGARITHM of a given number is the exponent of the power to which it is necessary to raise a fixed numbe : to produce the given number . The fixed number is called THE BASE OF THE SYSTEM . Any positive number ...
... LOGARITHMS . 1. The LOGARITHM of a given number is the exponent of the power to which it is necessary to raise a fixed numbe : to produce the given number . The fixed number is called THE BASE OF THE SYSTEM . Any positive number ...
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Common terms and phrases
ABē ACē altitude angle is equal apothem Applying logarithms axis base and altitude base multiplied bisects centre chord circumference cone consequently convex surface corresponding cosec cosine cotangent cylinder denote diagonals diameter distance divided draw drawn edges equal altitudes equal in volume equilateral feet find the area formula frustum given line given point greater hence homologous hypothenuse included angle inscribed circle inscribed polygon intersection less Let ABC logarithm lower base mantissa mean proportional measured by half number of sides opposite parallelogram parallelopipedon perimeter perpendicular plane angles plane MN polyedral angle polyedron prism PROBLEM.-To PROPOSITION proved pyramid quadrant radii radius rectangle regular polygons right angles right-angled triangle Scholium segment similar sine slant height sphere spherical angle spherical polygon spherical triangle square straight line tangent THEOREM triangle ABC triangular prisms triedral angle upper base vertex vertices whence
Popular passages
Page 28 - If two triangles have two sides of the one equal to two sides of the...
Page 90 - A cos 6 = cos a cos c + sin a sin c cos B cos c = cos a cos 6 + sin a sin 6 cos C Law of Cosines for Angles cos A = — cos B...
Page 18 - Things which are equal to the same thing, are equal to each other. 2. If equals are added to equals, the sums are equal. 3. If equals are subtracted from equals, the remainders are equal. 4. If equals are added to unequals, the sums are unequal.
Page 4 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Page 253 - For, the point A being the pole of the arc EF, the distance AE is a 'quadrant ; the point C being the pole of the arc DE, the distance CE is likewise a quadrant : hence the point E is...
Page 61 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Page 94 - A'B'C', and applying the law of cosines, we have cos a' = cos b' cos c' + sin b' sin c' cos A'. Remembering the relations a' = 180° -A, b' = 180° - B, etc. (this expression becomes cos A = — cos B cos C + sin B sin C cos a.
Page 126 - If two polygons are composed of the same number of triangles, similar each to each and similarly placed, the polygons are similar.
Page 46 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 125 - THEOREM. Similar triangles are to each other as the squares of their homologous sides.