document.write( "Question 857355: A quadrilateral has interior angle measures of 51°, 90°, and 136°. What is the measure of the fourth interior angle in the quadrilateral? \n" ); document.write( "
Algebra.Com's Answer #516525 by Fombitz(32388)\"\" \"About 
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Quadrilateral angles must sum to 360.
\n" ); document.write( "\"51%2B90%2B136%2Bx=360\"
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