zadanie w załączniku twierdzenie tallesa:D
b/f = c/a
c/e=(c+a)/d
(c+a)/(b+f)=c/b
b/(b+f)=e/d - tego jestem pewny na 90%
b/e=(b+f)/d
(f/a)=(b+f)/(c+a)
b/c=f/a
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b/f = c/a
c/e=(c+a)/d
(c+a)/(b+f)=c/b
b/(b+f)=e/d - tego jestem pewny na 90%
b/e=(b+f)/d
(f/a)=(b+f)/(c+a)
b/c=f/a