Elements of Geometry: With Practical Applications Designed for BeginnersD. Appleton, 1853 - 320 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 45.
Σελίδα 6
... taken this opportunity to exhibit some beautiful and inter- esting theorems , by translating the results of algebraical deduc- tions into the language of geometry . GEORGE R. PERKINS . UTICA , September , 1847 . ELEMENTS OF GEOMETRY ...
... taken this opportunity to exhibit some beautiful and inter- esting theorems , by translating the results of algebraical deduc- tions into the language of geometry . GEORGE R. PERKINS . UTICA , September , 1847 . ELEMENTS OF GEOMETRY ...
Σελίδα 10
... taken at pleasure , and con- nected by a straight line , that line will be wholly in the surface . ( 11. ) A practical test , in accordance with this definition , is em- ployed by artisans to determine whether a surface is plane . They ...
... taken at pleasure , and con- nected by a straight line , that line will be wholly in the surface . ( 11. ) A practical test , in accordance with this definition , is em- ployed by artisans to determine whether a surface is plane . They ...
Σελίδα 13
... taken as the measure of 360 ° , or four right- angles . Any fractional part of the circum- ference will be the measure of a like fractional part of 360 ° ; thus , one fourth of the circumference is the measure of 900 , or one right ...
... taken as the measure of 360 ° , or four right- angles . Any fractional part of the circum- ference will be the measure of a like fractional part of 360 ° ; thus , one fourth of the circumference is the measure of 900 , or one right ...
Σελίδα 14
... taken together , form the contour or perimeter of the polygon . ( 22. ) The surfaces of level fields , bounded by straight fences , are polygonal figures . Floors of buildings are polygons , usually having four sides . XIV . The ...
... taken together , form the contour or perimeter of the polygon . ( 22. ) The surfaces of level fields , bounded by straight fences , are polygonal figures . Floors of buildings are polygons , usually having four sides . XIV . The ...
Σελίδα 17
... . A postulate is a problem , the method of solving which is obvious . It is therefore assumed or taken for granted by the geometer . AXIOMS . I. Things which are equal to the same 2 * BOOK I. 17 XXIII. A circle is a plane figure ...
... . A postulate is a problem , the method of solving which is obvious . It is therefore assumed or taken for granted by the geometer . AXIOMS . I. Things which are equal to the same 2 * BOOK I. 17 XXIII. A circle is a plane figure ...
Άλλες εκδόσεις - Προβολή όλων
Elements of Geometry With Practical Applications George R Perkins Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
a+b+c altitude angle ABC angle ACD angle BAC bisect centre chord circ circular sector circumference circumscribed polygon coincide cone consequently convex surface cylinder diagonal diameter distance draw equal and parallel equiangular equilateral triangle equivalent exterior angle ference figure formed given line greater half the arc hypothenuse inscribed circle intersection isosceles join less Let ABC line CD lines drawn magnitude measured by half meet multiplied number of sides opposite angles parallel lines parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN point G prism PROBLEM produced Prop proportional PROPOSITION pyramid radii radius rectangle regular polygon respectively equal right-angled triangle Sabc Schol Scholium scribed semicircle semicircumference side AC similar solid angle sphere spherical polygon square straight line suppose tangent THEOREM three sides triangle ABC triangular prism vertex VIII