« Vrati se
Consider an isosceles triangle. let R be the radius of its circumscribed circle and r be the radius of its inscribed circle. Prove that the distance d between the centers of these two circle is d=\sqrt{R(R-2r)}

Slični zadaci

#NaslovOznakeRj.KvalitetaTežina
1964IMO Shortlist 1997 problem 82
1847IMO Shortlist 1992 problem 201
1739IMO Shortlist 1989 problem 10
1705IMO Shortlist 1987 problem 210
1663IMO Shortlist 1985 problem 221
1144IMO Shortlist 1959 problem 47