Elements of Geometry: With Practical Applications to MensurationLeach, Shewell and Sanborn, 1863 - 320 páginas |
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Página 5
... RATIO AND PROPORTION . 43 BOOK III . THE CIRCLE , AND THE MEASURE OF ANGLES 55 BOOK IV . PROPORTIONS , AREAS , AND SIMILARITY OF FIGURES 76 BOOK V. PROBLEMS RELATING TO THE PRECEDING BOOKS 118 BOOK VI . REGULAR POLYGONS , AND THE AREA ...
... RATIO AND PROPORTION . 43 BOOK III . THE CIRCLE , AND THE MEASURE OF ANGLES 55 BOOK IV . PROPORTIONS , AREAS , AND SIMILARITY OF FIGURES 76 BOOK V. PROBLEMS RELATING TO THE PRECEDING BOOKS 118 BOOK VI . REGULAR POLYGONS , AND THE AREA ...
Página 42
... the side CD ( Prop . V. Cor . ) . For a like reason , A D is equal to C B ; therefore the quadrilateral is a parallelogram ( Prop . XXXII . ) . BOOK II . RATIO AND PROPORTION . DEFINITIONS . 116. 42 ELEMENTS OF GEOMETRY .
... the side CD ( Prop . V. Cor . ) . For a like reason , A D is equal to C B ; therefore the quadrilateral is a parallelogram ( Prop . XXXII . ) . BOOK II . RATIO AND PROPORTION . DEFINITIONS . 116. 42 ELEMENTS OF GEOMETRY .
Página 43
... ratio of A to B may be expressed either by or by A : B. 117. The two magnitudes necessary to form a ratio are called the TERMS of the ratio . The first term is called the ANTECEDENT , and the last , the CONSEQUENT . 118. Ratios of ...
... ratio of A to B may be expressed either by or by A : B. 117. The two magnitudes necessary to form a ratio are called the TERMS of the ratio . The first term is called the ANTECEDENT , and the last , the CONSEQUENT . 118. Ratios of ...
Página 44
... ratio in numbers . Suppose , for instance , we find GB to be contained ex- actly twice in FD ; BG will be the common measure of the two proposed lines . Let BG equal 1 ; then will F D equal 2. But EB contains FD once , plus GB ; there ...
... ratio in numbers . Suppose , for instance , we find GB to be contained ex- actly twice in FD ; BG will be the common measure of the two proposed lines . Let BG equal 1 ; then will F D equal 2. But EB contains FD once , plus GB ; there ...
Página 45
... ratio , therefore , cannot be exactly expressed in numbers . 123. A DIRECT ratio is the quotient of the antecedent by the consequent ; an INVERSE ratio , or RECIPROCAL ratio , is the quotient of the consequent by the antecedent , or the ...
... ratio , therefore , cannot be exactly expressed in numbers . 123. A DIRECT ratio is the quotient of the antecedent by the consequent ; an INVERSE ratio , or RECIPROCAL ratio , is the quotient of the consequent by the antecedent , or the ...
Otras ediciones - Ver todas
Elements of Geometry: With Practical Applications to Mensuration Benjamin Greenleaf Vista completa - 1874 |
Elements of Geometry: With Practical Application to Mensuration Benjamin Greenleaf Vista completa - 1869 |
Elements of Geometry: With Practical Applications to Mensuration Benjamin Greenleaf Vista completa - 1872 |
Términos y frases comunes
A B C ABCD adjacent angles altitude angle ACB angle equal arc A B base bisect chord circle circumference circumscribed cone convex surface cosec Cosine Cotang cylinder diagonal diameter distance divided drawn equal Prop equilateral triangle equivalent exterior angle feet formed frustum gles greater half the sum hence homologous hypothenuse inches included angle inscribed isosceles less Let ABC line A B logarithmic sine measured by half multiplied number of sides parallel parallelogram parallelopipedon pendicular perimeter perpendicular polyedron prism PROBLEM PROPOSITION pyramid quadrantal radii radius ratio rectangle regular polygon right angles right-angled triangle rods Scholium secant segment side A B similar slant height solve the triangle sphere spherical polygon spherical triangle Tang tangent THEOREM triangle ABC triangle equal trigonometric functions vertex
Pasajes populares
Página 59 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Página 37 - 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.
Página 120 - At a point in a given straight line to make an angle equal to a given angle.
Página 52 - If any number of quantities are proportional, any antecedent is to its consequent as the sum of all the antecedents is to the sum of all the consequents. Let a : b = c : d = e :f Now ab = ab (1) and by Theorem I.
Página 19 - In an isosceles triangle, the angles opposite the equal sides are equal.
Página 199 - Any two rectangular parallelopipedons are to each other as the products of their bases by their altitudes ; that is to say, as the products of their three dimensions.
Página 121 - Through a given point to draw a straight line parallel to a given straight line, Let A be the given point, and BC the given straight line : it is required to draw through the point A a straight line parallel to BC.
Página 103 - If two triangles have two angles of the one equal to two angles of the other, each to each, and also one side of the one equal to the corresponding side of the other, the triangles are congruent.
Página 2 - The logarithm of any POWER of a number is equal to the product of the logarithm of the number by the exponent of the power. For let m be any number, and take the equation (Art.
Página 2 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.