Revision history of "1998 CEMC Gauss (Grade 7) Problems/Problem 21"

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  • (cur | prev) 14:47, 29 January 2021Coolmath34 (talk | contribs). . (547 bytes) (+547). . (Created page with "== Problem == Ten points are spaced equally around a circle. How many different chords can be formed by joining any 2 of these points? (A chord is a straight line joining two...")