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Topic:
geometry puzzle
Replies:
6
Last Post:
Oct 8, 2013 9:11 PM




geometry puzzle
Posted:
Oct 8, 2013 12:37 AM


Given a triangle, with sides A, B, C, and opposite angles a, b, c.
Prove: if A < (B + C)/2, then a < (b + c)/2
 Rich



