document.write( "Question 717236: I was given a triangle, Labeled ABC, which is bisected by line BD, to create two smaller triangles, ABD and DBC. Given: BD is the perpendicular bisector of AC. Prove: Line DB bisects Angle ABC\r \n" );
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document.write( "What am I missing? I think it falls apart the last two reasons. :(\r \n" );
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document.write( " Statements / Reasons \n" );
document.write( "Step 1 \n" );
document.write( "Line BD is the perpendicular bisector of Line AC / Given\r \n" );
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document.write( "Step 2 \n" );
document.write( "Angle ADB and Angle BDC are right angles / Def. of perpendicular lines \r \n" );
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document.write( "Step 3 \n" );
document.write( "Angle ADB is congruent to Angle BDC / Rt angles are congruent\r \n" );
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document.write( "Step 4 \n" );
document.write( "Line AD is congruent to Line DC / Def. of bisector\r \n" );
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document.write( "Step 5 \n" );
document.write( "Line DB is congruent to Line DB / Reflexive ppty of congruence\r \n" );
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document.write( "Step 6 \n" );
document.write( "Triangle ABD is congruent to Triangle DBC / SAS\r \n" );
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document.write( "Step 7 \n" );
document.write( "Angle ABD is congruent to Angle DBC / CPCTC\r \n" );
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document.write( "Step 8 \n" );
document.write( "Line DB bisects Angle ABC / CPCTC \n" );
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