A Course of Mathematics: Containing the Principles of Plane Trigonometry, Mensuration, Navigation, and Surveying. Adapted to the Method of Instruction in the American CollegesDurrie & Peck, 1853 - 5 páginas |
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Página 49
... spherical . The for- mer treats of triangles bounded by right lines ; the latter , of triangles bounded by arcs of circles . Divisions of the Circle . 73. In a triangle there are two classes of quantities which are the subjects of ...
... spherical . The for- mer treats of triangles bounded by right lines ; the latter , of triangles bounded by arcs of circles . Divisions of the Circle . 73. In a triangle there are two classes of quantities which are the subjects of ...
Página 93
... neces- sary in trigonometrical construction . Some of them are used in Navigation ; and some of them , in the projections of the Sphere . 164. In Navigation , the quadrant , instead of being GEOMETRICAL CONSTRUCTION OF TRIANGLES . 93.
... neces- sary in trigonometrical construction . Some of them are used in Navigation ; and some of them , in the projections of the Sphere . 164. In Navigation , the quadrant , instead of being GEOMETRICAL CONSTRUCTION OF TRIANGLES . 93.
Página 94
... sphere . 168. In the construction of triangles , the sides and angles which are given , are laid down according to the directions in Arts . 158 , 161. The parts required are then measured , ac- cording to Arts . 158 , 162. The following ...
... sphere . 168. In the construction of triangles , the sides and angles which are given , are laid down according to the directions in Arts . 158 , 161. The parts required are then measured , ac- cording to Arts . 158 , 162. The following ...
Página
... Sphere , Promiscuous examples of Solids , V. Isoperimetry , • APPENDIX . - PART I. • Mensuration of the Conic Sections , and other figures , Gauging of Casks , Notes , Table of Circular Segments , PART II . Page • 1 • • 14 25 28 • • 43 ...
... Sphere , Promiscuous examples of Solids , V. Isoperimetry , • APPENDIX . - PART I. • Mensuration of the Conic Sections , and other figures , Gauging of Casks , Notes , Table of Circular Segments , PART II . Page • 1 • • 14 25 28 • • 43 ...
Página 43
... SPHERE . ART . 61. DEFINITION I. A right cylinder is a solid descri- bed by the revolution of a rectangle about one ... sphere or globe is a solid which has a center equally distant from every part of the surface . It may be described by ...
... SPHERE . ART . 61. DEFINITION I. A right cylinder is a solid descri- bed by the revolution of a rectangle about one ... sphere or globe is a solid which has a center equally distant from every part of the surface . It may be described by ...
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Términos y frases comunes
acute angles arithmetical complement axis base bung diameter calculation cask circle circular sector circular segment circumference cosecant cosine cotangent cube cubic decimal difference distance divided equal to radius equation feet figure find the area find the SOLIDITY frustum given angle given number given side greater hypothenuse inches inscribed JEREMIAH DAY lateral surface length less line of chords loga middle diameter natural number negative number of degrees number of sides oblique opposite angles parallelogram parallelopiped perimeter perpendicular perpendicular height plane prism PROBLEM proportion pyramid quadrant quantity quotient radius ratio regular polygon right angled triangle right cylinder rithms rods root scale secant sector segment sine sines and cosines slant-height sphere spherical square subtract tables tangent tangent of half term theorem trapezium triangle ABC trigonometry wine gallons zone
Pasajes populares
Página 81 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Página 52 - The VERSED SINE of an arc is that part of the diameter which is between the sine and the arc. Thus, BA is the versed sine of the arc AG.
Página 43 - A cone is a solid figure described by the revolution of a right angled triangle about one of the sides containing the right angle, which side remains fixed.
Página 98 - For, by art. 14, the decimal part of the logarithm of any number is the same, as that of the number multiplied into 10, 100, &c.
Página 131 - In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference. By Theorem II. we have a : b : : sin. A : sin. B.
Página 38 - To the sum of the areas of the two ends add four times the area of a section parallel to and equally distant from both ends, and this last sum multiplied by | of the height will give the solidity.
Página 14 - To find then the logarithm of a vulgar fraction, subtract the logarithm of the denominator from that of the numerator. The difference will be the logarithm of the fraciion.
Página 100 - ... term. (Art. 52.) But it is more convenient in practice to begin by subtracting the first term from one of the others. If four quantities are proportional, the quotient of the first divided by the second, is equal to the quotient of the third divided by the fourth.
Página 49 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Página 41 - TO ONE OF THE SIDES. Or, MULTIPLY THE CUBE OF ONE OF THE EDGES, BY THE SOLIDITY OF A SIMILAR SOLID WHOSE EDGES ARE 1...