The first six books of the Elements of Euclid, with numerous exercisesIngram, Cooke, 1853 - 147 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 18.
Σελίδα 3
... equilateral triangle is that which has three equal sides . XXV . An isosceles triangle is that which has only two sides equal . Δ Δ Δ Equilateral . Isosceles . Scalene . XXVI . A scalene triangle is that which has three unequal sides ...
... equilateral triangle is that which has three equal sides . XXV . An isosceles triangle is that which has only two sides equal . Δ Δ Δ Equilateral . Isosceles . Scalene . XXVI . A scalene triangle is that which has three unequal sides ...
Σελίδα 4
... equilateral triangle upon a given finite straight line . LET ab be the given straight line ; it is required to describe an equilateral triangle upon it . From the centre a , at the distance ab , describe ( 3 post . ) the circle bcd ...
... equilateral triangle upon a given finite straight line . LET ab be the given straight line ; it is required to describe an equilateral triangle upon it . From the centre a , at the distance ab , describe ( 3 post . ) the circle bcd ...
Σελίδα 5
... equilateral , and it is described upon the given straight line a b . Which was to be done . PROPOSITION II . - PROBLEM . From a given point to draw a straight line equal to a given straight line . LET a be the given point , and be the ...
... equilateral , and it is described upon the given straight line a b . Which was to be done . PROPOSITION II . - PROBLEM . From a given point to draw a straight line equal to a given straight line . LET a be the given point , and be the ...
Σελίδα 7
... equilateral triangle is also equiangular . PROPOSITION VI . — THEOREM . e If two angles of a triangle be equal to one another , the sides which subtend , or are opposite to , the equal angles , shall also be equal to one another . LET ...
... equilateral triangle is also equiangular . PROPOSITION VI . — THEOREM . e If two angles of a triangle be equal to one another , the sides which subtend , or are opposite to , the equal angles , shall also be equal to one another . LET ...
Σελίδα 9
... equilateral triangle def ; then join af ; the straight line af bisects the angle bac Because ad is equal to a e , and af is common to the two triangles da f , eaf ; the two sides da , af , are equal to the two sides ea , af , each to ...
... equilateral triangle def ; then join af ; the straight line af bisects the angle bac Because ad is equal to a e , and af is common to the two triangles da f , eaf ; the two sides da , af , are equal to the two sides ea , af , each to ...
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