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
AC is equal adjacent angles alternate angles angle ABC angle ACB angle AGH angle BAC angle BCD angle EDF angle equal angles are equal angles CBA axioms base BC BC is equal bisect centre circle coincide Const diagonals diameter double equal sides equal to BC equal to twice equilateral triangle Euclid exterior angle fore four right angles given point given rectilineal angle given straight line gnomon half a right hypotenuse interior and opposite isosceles triangle join Let ABC Let the straight obtuse opposite angle opposite sides parallel to CD parallelogram parallelogram ABCD perpendicular produced prop PROPOSITION quadrilateral rectangle AC rectangle contained remaining angle rhombus right angles right-angled triangle shew side BC sides equal square described square on AC THEOREM third angle triangle ABC triangle DEF truths twice the rectangle unequal