A Math Forum Project

Geometry Forum Problem of the 
Week

    Congruent Triangles - Jan. 24-28, 1994

    Consider the two triangles below (note that they aren't to scale):

    a) How many pairs of equal sides and angles do the two triangles have?

    b) Are the two triangles congruent? Explain.

    Extra: Can you find two noncongruent triangles with six pairs of equal sides and angles (with no side or angle paired more than once)? Explain.
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2 July 1995