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We are given 3n points A_1,A_2, \ldots , A_{3n} in the plane, no three of them collinear. Prove that one can construct n disjoint triangles with vertices at the points A_i.

Slični zadaci

#NaslovOznakeRj.KvalitetaTežina
1388IMO Shortlist 1969 problem 581
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1340IMO Shortlist 1969 problem 100
1335IMO Shortlist 1969 problem 50
1329IMO Shortlist 1968 problem 241
1325IMO Shortlist 1968 problem 200