document.write( "Question 890195: Parallelogram ABCD has the coordinates: A(1,-3) B(1,0) C(4,2) find the coordinates of point D \n" ); document.write( "
Algebra.Com's Answer #538811 by Edwin McCravy(20055)\"\" \"About 
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document.write( "Three possibilities for the 4th vertex D:\r\n" );
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document.write( "  D(4,-1)             D(4,5)            D(-2,-5)\r\n" );
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document.write( "  D(4,-1)             D(4,5)            D(-2,-5)\r\n" );
document.write( "Edwin
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