document.write( "Question 636635: The angles in a convex quadrilateral add to be _________ degrees. \n" ); document.write( "
Algebra.Com's Answer #401152 by stanbon(75887)\"\" \"About 
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The angles in a convex quadrilateral add to be _________ degrees.
\n" ); document.write( "sum of the interior angles = (4-2)180 = 2*180 = 360 degrees.
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