document.write( "Question 1193074: In concave kite ABCD, there is an interior angle at vertex B that is a reflex angle.
\n" ); document.write( "Given that m∠A = m∠C = m∠D = 40°, find the measure of the indicated reflex angle in degrees.
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Algebra.Com's Answer #825039 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "In a concave quadrilateral, the sum of the interior angles is still 360 degrees.

\n" ); document.write( "Given the measures of three of the angles as 40 degrees each, the measure of the reflex angle is 360-3(40)=240 degrees.

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