The first six books of the Elements of Euclid, with numerous exercisesIngram, Cooke, 1853 - 147 σελίδες |
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Αποτελέσματα 6 - 10 από τα 36.
Σελίδα 24
... four - sided figure , of which the opposite sides are parallel ; and the diameter is the straight line joining two of its opposite angles . Let a cd b be a parallelogram , of which bc is a diameter ; the oppo- site sides and angles of ...
... four - sided figure , of which the opposite sides are parallel ; and the diameter is the straight line joining two of its opposite angles . Let a cd b be a parallelogram , of which bc is a diameter ; the oppo- site sides and angles of ...
Σελίδα 31
... four straight lines ba , a d , de , e b , are equal to one another , and the parallelogram adeb is equi- lateral , likewise all its angles are right angles ; a because the straight line ad meeting the parallels ab , de , the angles bad ...
... four straight lines ba , a d , de , e b , are equal to one another , and the parallelogram adeb is equi- lateral , likewise all its angles are right angles ; a because the straight line ad meeting the parallels ab , de , the angles bad ...
Σελίδα 37
... four figures hf , ck , ag , ge are equal to the squares of ac , cb , and to twice the rectangle ac , cb . But hf , ck , ag , ge make up the whole figure a deb , which is the square of a b . Therefore the square of a b is equal to the ...
... four figures hf , ck , ag , ge are equal to the squares of ac , cb , and to twice the rectangle ac , cb . But hf , ck , ag , ge make up the whole figure a deb , which is the square of a b . Therefore the square of a b is equal to the ...
Σελίδα 39
... four times the rectangle . contained by the whole line , and one of the parts , together with the square of the other part , is equal to the square of the straight line which is made up of the whole and that part . LET the straight line ...
... four times the rectangle . contained by the whole line , and one of the parts , together with the square of the other part , is equal to the square of the straight line which is made up of the whole and that part . LET the straight line ...
Σελίδα 40
... four rectangles ag , mp , pl , rf , are equal to one another , and so are quadruple of one of them a g And it was demonstrated that the four ck , bn , gr , and rn are quadruple of ck . Therefore the eight rectangles which contain the ...
... four rectangles ag , mp , pl , rf , are equal to one another , and so are quadruple of one of them a g And it was demonstrated that the four ck , bn , gr , and rn are quadruple of ck . Therefore the eight rectangles which contain the ...
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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