The first six books of the Elements of Euclid, with numerous exercisesIngram, Cooke, 1853 - 147 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 6 - 10 από τα 28.
Σελίδα 52
... circumference ; and bf is greater than cf , and cf than gf . 80 g d Also there can be drawn only two equal straight lines from the point f to the circumference , one upon each side of the shortest line fd : at the point e in the ...
... circumference ; and bf is greater than cf , and cf than gf . 80 g d Also there can be drawn only two equal straight lines from the point f to the circumference , one upon each side of the shortest line fd : at the point e in the ...
Σελίδα 53
... circumference , whereof da passes through the centre . Of those which fall upon the concave part of the circumference ae fc , the greatest is ad which passes through the centre ; and the nearer to it is always greater than the more ...
... circumference , whereof da passes through the centre . Of those which fall upon the concave part of the circumference ae fc , the greatest is ad which passes through the centre ; and the nearer to it is always greater than the more ...
Σελίδα 54
... circumference , that point is the centre of the circle . LET the point d be taken within the circle abc , from which to the cir- cumference there fall more than two equal straight lines , viz . da , db , dc , the point d is the centre ...
... circumference , that point is the centre of the circle . LET the point d be taken within the circle abc , from which to the cir- cumference there fall more than two equal straight lines , viz . da , db , dc , the point d is the centre ...
Σελίδα 56
... circumference of each of the circles , the straight line bd falls within each of them ( iii . 2 ) : and their centres are in the straight line gh which bisects bd at right angles ( iii . 1. Cor . ) . Therefore gh passes through the ...
... circumference of each of the circles , the straight line bd falls within each of them ( iii . 2 ) : and their centres are in the straight line gh which bisects bd at right angles ( iii . 1. Cor . ) . Therefore gh passes through the ...
Σελίδα 58
... circumference from the ex- tremity , so as not to cut the circle ; or , which is the same thing , no straight line can make so great an acute angle with the diameter at its extremity , or so small an angle with the straight line which ...
... circumference from the ex- tremity , so as not to cut the circle ; or , which is the same thing , no straight line can make so great an acute angle with the diameter at its extremity , or so small an angle with the straight line which ...
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