The first six books of the Elements of Euclid, with numerous exercisesIngram, Cooke, 1853 - 147 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 88.
Σελίδα 2
... bc , or cba ; that which is contained by a b , db , is named the angle abd , or dba ; and that which is con- tained ... equal to one another , each of the angles is called a right angle ; and the straight line which stands on the other ...
... bc , or cba ; that which is contained by a b , db , is named the angle abd , or dba ; and that which is con- tained ... equal to one another , each of the angles is called a right angle ; and the straight line which stands on the other ...
Σελίδα 5
... bc is equal to ba but it has been proved that ca is equal to ab ; therefore ca , cb , are each of them equal to ab ; but things which are equal to the same are equal to one another ( 1 ax . ) ; therefore ca is equal to cb ; wherefore ca , ...
... bc is equal to ba but it has been proved that ca is equal to ab ; therefore ca , cb , are each of them equal to ab ; but things which are equal to the same are equal to one another ( 1 ax . ) ; therefore ca is equal to cb ; wherefore ca , ...
Σελίδα 6
... equal to c the less . Which was to be done . PROPOSITION IV . - THEOREM . If two triangles have two sides of the one ... bc shall be equal to the base ef ; and the triangle abc to the triangle def ; and the other angles to which the ...
... equal to c the less . Which was to be done . PROPOSITION IV . - THEOREM . If two triangles have two sides of the one ... bc shall be equal to the base ef ; and the triangle abc to the triangle def ; and the other angles to which the ...
Σελίδα 7
... equal ( i . 3 ) to a f , the less , and join fc , gb . f b a c مع Because af is equal to a g , and ab to a c , the ... bc is common to the two triangles bfc , cgb ; wherefore the tri- angles are equal ( i . 4 ) , and their remaining ...
... equal ( i . 3 ) to a f , the less , and join fc , gb . f b a c مع Because af is equal to a g , and ab to a c , the ... bc is common to the two triangles bfc , cgb ; wherefore the tri- angles are equal ( i . 4 ) , and their remaining ...
Σελίδα 9
... bc equal to the base ef . The angle bac is equal to the angle ed f a b d g се f For , if the triangle abc be applied to def , so that the point b be on e , and the straight line be upon ef ; the point c shall also coin- cide with the ...
... bc equal to the base ef . The angle bac is equal to the angle ed f a b d g се f For , if the triangle abc be applied to def , so that the point b be on e , and the straight line be upon ef ; the point c shall also coin- cide with the ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
a b c abcd adjacent angles angle a cb angle abc angle bac angle edf angle equal base bc bc is equal bisected centre circle abc circumference bc describe diameter double draw equal angles equal straight lines equal to f equimultiples ex æquali exterior angle fore four magnitudes fourth given circle given straight line gnomon greater ratio greater than f inscribe less LET abc LET the straight likewise multiple opposite angle parallel parallelogram perpendicular produced Q. E. D. PROPOSITION rectangle a d rectangle contained remaining angle right angles segment semicircle shewn square of a c straight line a b straight line ab straight line bc tiple touches the circle triangle abc triangle def twice the rectangle