The first six books of the Elements of Euclid, with numerous exercises |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 70.
Σελίδα 2
Thus the angle which is contained by the straight lines ab , cb , is named the angle a b c , or cba ; that which is ... and that which is contained by d b , c b , is called the angle dbc , or cbd ; but if there be only one angle at a ...
Thus the angle which is contained by the straight lines ab , cb , is named the angle a b c , or cba ; that which is ... and that which is contained by d b , c b , is called the angle dbc , or cbd ; but if there be only one angle at a ...
Σελίδα 4
All right angles are equal to one another . XII . ... LET ab be the given straight line ; it is required to describe an equilateral ; triangle upon it . ... ca , cb , to the points a , b ; abc shall be an equilateral triangle .
All right angles are equal to one another . XII . ... LET ab be the given straight line ; it is required to describe an equilateral ; triangle upon it . ... ca , cb , to the points a , b ; abc shall be an equilateral triangle .
Σελίδα 6
a b to de , and a c to df ; and the angle bac equal to the angle e df , the base b c shall be equal to the base ef ; and the triangle a b c to the triangle def ; and the other angles to which the equal b C e f sides are opposite , shall ...
a b to de , and a c to df ; and the angle bac equal to the angle e df , the base b c shall be equal to the base ef ; and the triangle a b c to the triangle def ; and the other angles to which the equal b C e f sides are opposite , shall ...
Σελίδα 7
THEOREM . 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 a b c be a triangle having the angle a b c equal to the angle acb ...
THEOREM . 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 a b c be a triangle having the angle a b c equal to the angle acb ...
Σελίδα 8
5 ) to the angle a dc : but а . the angle a cd is greater than the angle bed ; therefore the angle adc is greater also ... LET a b c , d ef be two triangles , having the two sides a b , a c , equal to the two sides de , d f , each to 8 ...
5 ) to the angle a dc : but а . the angle a cd is greater than the angle bed ; therefore the angle adc is greater also ... LET a b c , d ef be two triangles , having the two sides a b , a c , equal to the two sides de , d f , each to 8 ...
Τι λένε οι χρήστες - Σύνταξη κριτικής
Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
a b c angle a b c angle bac base base bc bc is equal bisected centre circle circumference common compounded definition demonstrated describe diameter divided double draw equal angles equal to f equiangular equilateral equimultiples exterior angle extremity fall fore four fourth given straight line greater half ILLUSTRATED inscribe join less likewise magnitudes manner meet multiple parallel parallelogram pass perpendicular produced proportionals PROPOSITION ratio reason rectangle contained rectilineal figure remaining angle right angles segment shewn sides similar square square of a c straight line a b Take taken third touches the circle triangle triangle a b c wherefore whole