Question 175635
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         statement                          reason
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1. ABCDEF is a regular hexagon            1.Given

2. AB congruent DC                        2.def. of reg hexagon

3. BC congruent BC                        3.relexive prop

4. angle ABC congruent angle BCD          4. def. of reg hexagon

5{{{DELTA}}}ABC congruent to{{{DELTA}}} BCD               5. SAS



SAS-if two sides and the included angle of one {{{DELTA}}} are congruent
    to the corresponding parts of another {{{DELTA}}} the {{{DELTA}}}'s are 
    congruent.
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