document.write( "Question 252152: given: angle ABD is congruent to angle CDB, angle ADB is congruent to angle CBD, line AD is congruent to line BC, line AB is congruent to line DC
\n" ); document.write( "prove: triangle ABD is congruent to triangle CDB
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Algebra.Com's Answer #183971 by ly12603(44)\"\" \"About 
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statement: DB=DB
\n" ); document.write( "reason: reflexive postulate
\n" ); document.write( "statememt: triangle ABD is congruent to triangle CBD
\n" ); document.write( "resaon: SAS=SAS (side angle side is congruent to side angle side)
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