document.write( "Question 814354: Quadrilateral ABCD has coordinates A(1,6), B(7,-2), C(-1,-8), and D(-7,0).\r
\n" ); document.write( "\n" ); document.write( "Quadrilateral EFGH has coordinates E(-6,7), F(4,7), G(4,-3), and H(-6,-3).\r
\n" ); document.write( "\n" ); document.write( "Use coordinate geometry to determine if these two quadrilaterals are congruent. If they are not congruent, state the reason.
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Algebra.Com's Answer #490266 by richwmiller(17219)\"\" \"About 
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their edge lengths are 10 and their diagonals are 10sqrt(2) and their angles are the same \n" ); document.write( "
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