The Elements of Euclid |
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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
AD ; join DE and upon it describe b А b1.1 . an equilateral triangle DEF ; then join
AF ; the straight line AF bisects the angle BAC . Because AD is equal to AE , and
D E AF is common to the two triangles DAF , EAF ; the two sides DA , AF , are ...
AD ; join DE and upon it describe b А b1.1 . an equilateral triangle DEF ; then join
AF ; the straight line AF bisects the angle BAC . Because AD is equal to AE , and
D E AF is common to the two triangles DAF , EAF ; the two sides DA , AF , are ...
Side 22
I. upon DE describe the equiF b1.1 lateral triangle DFE , and join FC ; the straight
line FC drawn from the given point C is at right angles to the given straight line
AB . Because DC is equal to CE , and FC common to the two sein , triangles DCF
...
I. upon DE describe the equiF b1.1 lateral triangle DFE , and join FC ; the straight
line FC drawn from the given point C is at right angles to the given straight line
AB . Because DC is equal to CE , and FC common to the two sein , triangles DCF
...
Side 26
A Bisect • AC in E , join BE and produce it to F , and make EF equal to BE ; join
also FC , and produce AC to G. Because AE is equal to EC , and BE to EF ; AE ,
EB are equal to CE , EF , B each to each ; and the angle C AEB is equal b to the ...
A Bisect • AC in E , join BE and produce it to F , and make EF equal to BE ; join
also FC , and produce AC to G. Because AE is equal to EC , and BE to EF ; AE ,
EB are equal to CE , EF , B each to each ; and the angle C AEB is equal b to the ...
Side 27
D Let ABC be a triangle , of which А the side AC is greater than the side AB ; the
angle ABC , is also greater than the angle BCA . Because AC is greater than AB ,
make a AD equal to AB , and join a 3. 1 . BD ; and because ADB is the exterior ...
D Let ABC be a triangle , of which А the side AC is greater than the side AB ; the
angle ABC , is also greater than the angle BCA . Because AC is greater than AB ,
make a AD equal to AB , and join a 3. 1 . BD ; and because ADB is the exterior ...
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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 |
Vanlige uttrykk og setninger
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