The Elements of Euclid |
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Side 18
Because AF is equal to AG , and AB to AC , the two sides FA , AC are equal to the
two GA , AB , each to each ; and they contain the angle FAG common to the two
triangles AFC , AGB ; as therefore the base FC is equal to the base GB , and the ...
Because AF is equal to AG , and AB to AC , the two sides FA , AC are equal to the
two GA , AB , each to each ; and they contain the angle FAG common to the two
triangles AFC , AGB ; as therefore the base FC is equal to the base GB , and the ...
Side 19
1 . equal to AC , the less , and join DC ; thereА fore , because in the triangles
DBC , ACB , DB is equal to AC , and BC common to D both , the two sides DB ,
BC are equal to the two AC , CB , each to each ; and the angle DBC is equal to
the ...
1 . equal to AC , the less , and join DC ; thereА fore , because in the triangles
DBC , ACB , DB is equal to AC , and BC common to D both , the two sides DB ,
BC are equal to the two AC , CB , each to each ; and the angle DBC is equal to
the ...
Side 21
Because AD is equal to AE , and D E AF is common to the two triangles DAF ,
EAF ; the two sides DA , AF , are equal to the sides EA , AF , each to each ; ne
base DF is equal to the " ' ; therefore the angle DAF is ty . c to the angle B Cc & L
EAF ...
Because AD is equal to AE , and D E AF is common to the two triangles DAF ,
EAF ; the two sides DA , AF , are equal to the sides EA , AF , each to each ; ne
base DF is equal to the " ' ; therefore the angle DAF is ty . c to the angle B Cc & L
EAF ...
Side 22
BCD ; the two sides AC , CD are equal Book I. Because AC is equal to CB , and
CD common to i two ' triangles " ACD , thels 0 4,1 , to BC , CD , each to each ; and
the angle AGD is equal to the angle BCD ; there fore the base AD is equal to the
...
BCD ; the two sides AC , CD are equal Book I. Because AC is equal to CB , and
CD common to i two ' triangles " ACD , thels 0 4,1 , to BC , CD , each to each ; and
the angle AGD is equal to the angle BCD ; there fore the base AD is equal to the
...
Side 23
... is straight line , the angle DBE is equal to the angle EBA ; where . fore the
angle DBE is equal to the angle CBE , the less to the greater ; which is
impossible ; therefore twostraight lines canA not have a common segment .
PROP . XII . PROB .
... is straight line , the angle DBE is equal to the angle EBA ; where . fore the
angle DBE is equal to the angle CBE , the less to the greater ; which is
impossible ; therefore twostraight lines canA not have a common segment .
PROP . XII . PROB .
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ... Euclid,Robert Simson Uten tilgangsbegrensning - 1825 |
The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ... Euclid,Robert Simson Uten tilgangsbegrensning - 1838 |
The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ... Euclid Uten tilgangsbegrensning - 1892 |
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