document.write( "Question 483224: Given: Triangle BAD is congruent to Triangle CAD
\n" ); document.write( "AD is perpendicular to BC
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\n" ); document.write( "\n" ); document.write( "Prove: Triangle ABC is isosceles\r
\n" ); document.write( "\n" ); document.write( "I'm not sure I'm doing this correctly, can you please show me what you come up with and your reasoning for it? \r
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Algebra.Com's Answer #330777 by cleomenius(959)\"\" \"About 
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Triangle BAD is congruent to triangle CAD ; this is given.
\n" ); document.write( "BA is congruent to AC; corresponding parts of congruent triangles.
\n" ); document.write( "Traingle ABC is isosceles. Two sides are congruent, this is the definition of an isosceles trinagle.
\n" ); document.write( "Cleomenius.
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