A School Euclid. Being Books I.&II. of Euclid's Elements. With Notes, Exercises and Explanations ... By C. Mansford1874 |
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Página viii
... figures stated in the definitions we may at once proceed to reason about them and deduce general truths . But this is not the case in regard to straight lines , ' right angles ' and parallel lines . ' Concerning these Euclid enunciates ...
... figures stated in the definitions we may at once proceed to reason about them and deduce general truths . But this is not the case in regard to straight lines , ' right angles ' and parallel lines . ' Concerning these Euclid enunciates ...
Página ix
... figure . By this means the attention is limited to a special instance selected for consideration , and the discussion is then conducted with reference to this figure . This forms the particular enunciation . An Next follows the ...
... figure . By this means the attention is limited to a special instance selected for consideration , and the discussion is then conducted with reference to this figure . This forms the particular enunciation . An Next follows the ...
Página 14
... figure is that which is enclosed by one or more boundaries . 15. A circle is a plane figure contained by one line , which is called the circumference , and is such , that all straight lines drawn from a certain point within the figure ...
... figure is that which is enclosed by one or more boundaries . 15. A circle is a plane figure contained by one line , which is called the circumference , and is such , that all straight lines drawn from a certain point within the figure ...
Página 15
Euclides Charles MANSFORD. 19. A segment of a circle is the figure contained by a straight line and the circumference which its cuts off . 20. Rectilineal figures are those which are contained by straight lines . 21. Trilateral figures ...
Euclides Charles MANSFORD. 19. A segment of a circle is the figure contained by a straight line and the circumference which its cuts off . 20. Rectilineal figures are those which are contained by straight lines . 21. Trilateral figures ...
Página 16
... figures , a square is that which has all its sides equal , and all its angles right angles . 31. An oblong is that which has all its angles right angles , but not all its sides . equal . 32. A rhombus is that which has all its sides 16 ...
... figures , a square is that which has all its sides equal , and all its angles right angles . 31. An oblong is that which has all its angles right angles , but not all its sides . equal . 32. A rhombus is that which has all its sides 16 ...
Otras ediciones - Ver todas
A School Euclid. Being Books I.&II. of Euclid's Elements. With Notes ... Euclides Vista completa - 1874 |
A School Euclid, Being Books I. & II. of Euclid's Elements, with Notes by C ... Euclides Sin vista previa disponible - 2015 |
Términos y frases comunes
ABCD AC is equal alternate angles angle ABC angle ACB angle BAC angle BCD angle EDF angle equal apply axioms base BC bisect BOOK called centre circle coincide common Const construction definitions demonstration describe diagonals diameter difference divided double draw equal sides equilateral triangle Euclid exercise exterior angle fall figure fore geometry given point given rectilineal given straight line gnomon greater Hence isosceles triangle join length less Let ABC meet method namely opposite angle opposite sides parallel parallel to CD parallelogram perpendicular PROBLEM produced prop PROPOSITION proved quadrilateral reason rectangle contained rectilineal figure remainder result right angles side BC sides square on AC Take THEOREM things triangle ABC true truths twice the rectangle unequal units whole