Elements of Geometry: With Practical Applications, for the Use of SchoolsRichardson, Lord & Holbrook, 1829 - 129 páginas |
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Página iii
... contain many propositions , which are not requisite for the understanding of subsequent branches , such as Trigonometry and Conic Sections ; and which are not made use of in the more important practical applications , such as ...
... contain many propositions , which are not requisite for the understanding of subsequent branches , such as Trigonometry and Conic Sections ; and which are not made use of in the more important practical applications , such as ...
Página vi
... teaching from the book , but also by several friends , whose intelligence gives weight to their opinion . Cambridge , Nov. 4th , 1829 . INTRODUCTION , CONTAINING A BRIEF HISTORY OF GEOMETRY . GEOMETRY PREFACE TO THE SECOND EDITION. ...
... teaching from the book , but also by several friends , whose intelligence gives weight to their opinion . Cambridge , Nov. 4th , 1829 . INTRODUCTION , CONTAINING A BRIEF HISTORY OF GEOMETRY . GEOMETRY PREFACE TO THE SECOND EDITION. ...
Página vii
With Practical Applications, for the Use of Schools Timothy Walker. INTRODUCTION , CONTAINING A BRIEF HISTORY OF GEOMETRY . GEOMETRY takes its name from two Greek words signifying the measuring of land , this being the first purpose to ...
With Practical Applications, for the Use of Schools Timothy Walker. INTRODUCTION , CONTAINING A BRIEF HISTORY OF GEOMETRY . GEOMETRY takes its name from two Greek words signifying the measuring of land , this being the first purpose to ...
Página xii
... contained ; and these limits may be constantly brought nearer together , by increasing the sides of the two polygons . At length the difference between the two limits , is reduced to a quantity too small to be estimated . It is then ...
... contained ; and these limits may be constantly brought nearer together , by increasing the sides of the two polygons . At length the difference between the two limits , is reduced to a quantity too small to be estimated . It is then ...
Página 19
... contains . Thus if we take an inch for the linear unit , and if we find it is contained 9 times in a given line as A B ( fig 1 ) , we say the measure of A B is 9 inches . Since then the value of straight lines can be expressed in ...
... contains . Thus if we take an inch for the linear unit , and if we find it is contained 9 times in a given line as A B ( fig 1 ) , we say the measure of A B is 9 inches . Since then the value of straight lines can be expressed in ...
Otras ediciones - Ver todas
Elements of Geometry: With Practical Applications, for the Use of Schools Timothy Walker Sin vista previa disponible - 2023 |
Elements of Geometry: With Practical Applications, for the Use of Schools Timothy Walker Sin vista previa disponible - 2019 |
Términos y frases comunes
A B C D A B fig adjacent angles angles are equal axis B A C base and altitude base multiplied bisect called centre chord circ circumference coincide contain convex surface cube cylinder definition demonstrated diameter divided draw equally distant equivalent found by multiplying frustum geometry given line given square greater half the arc Hence homologous sides hypothenuse inches infinite number infinitely small inscribed angles inscribed circle line A B line drawn linear unit mean proportional number of sides parallel sides parallelopiped perim perpendicular polyedrons preceding proposition proved pyramid radii radius regular polygon right angles right parallelogram right triangle semicircumference similar triangles solid angles sphere square feet straight line suppose tangent THEOREM.-The solidity tion trapezoid triangle A B C triangles are equal triangular prism vertex vertices
Pasajes populares
Página ii - Co. of the said district, have deposited in this office the title of a book, the right whereof they claim as proprietors, in the words following, to wit : " Tadeuskund, the Last King of the Lenape. An Historical Tale." In conformity to the Act of the Congress of the United States...
Página 48 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles. D c A' D' Hyp. In triangles ABC and A'B'C', ZA = ZA'. To prove AABC = ABxAC. A A'B'C' A'B'xA'C' Proof. Draw the altitudes BD and B'D'.
Página 63 - The square described on the hypotenuse of a right triangle is equivalent to the sum of the squares on the other two sides.
Página ii - ... and also to an Act, entitled, " An Act- supplementary to an Act, entitled, ' An Act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies, during the limes therein mentioned ;' and extending the benefits thereof to the arts of designing, engraving, and etching historical, and other prints.
Página xiv - If a straight line meets two straight lines, so as to " make the two interior angles on the same side of it taken " together less than two right angles...
Página xv - LET it be granted that a straight line may be drawn from any one point to any other point.
Página 41 - In any proportion, the product of the means is equal to the product of the extremes.
Página xiv - Things which are double of the same, are equal to one another. 7. Things which are halves of the same, are equal to one another.
Página 42 - Multiplying or dividing both the numerator and denominator of a fraction by the same number does not change the value of the fraction.
Página xiv - Things which are halves of the same are equal to one another. 8. Magnitudes which coincide with one another, that is, which exactly fill the same space, are equal to one another. 9. The whole is greater than its part. 10. Two straight lines cannot enclose a space. 11. All right angles are equal to one another.