8.8

Part of VII Soros Olympiad 2000 - 01

Problems(1)

conguent quadr. by moving 1 point (1998-99 Savin Competition 6-8 p1)

Source:

Is there a quadrilateral, any vertex of which can be moved to another location so that the new quadrilateral is congruent to the original one?

geometrycongruent triangles