document.write( "Question 88958: 
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document.write( "Given: DABC; AB = CB; D is the midpoint of AB; E is the midpoint of BC\r\n" );
document.write( "Prove: ÐBDE = ÐBED\r\n" );
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Algebra.Com's Answer #64655 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Given: DABC; AB = CB; D is the midpoint of AB; E is the midpoint of BC\r\n" );
document.write( "Prove: ÐBDE = ÐBED\r\n" );
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document.write( "   Statements        |     Reasons\r\n" );
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document.write( "1. DB = ½AB          | D is the midpoint of AB\r\n" );
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document.write( "2. EB = ½CB          | E is the midpoint of CB\r\n" );
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document.write( "3. AB = CB           | given\r\n" );
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document.write( "4. EB = ½AB          | Substituting AB for CB, since they are equal by 3\r\n" );
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document.write( "5. DB = EB           | Both are equal to ½AB by 1 and 4\r\n" );
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document.write( "6. DDBE is isosceles | Two sides equal by 5\r\n" );
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document.write( "7. ÐBDE = ÐBED      | Base angles of an isosceles triangle are equal.\r\n" );
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document.write( "Edwin
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