document.write( "Question 235485: two angles of a triangle measure 15 degree and 85 degree. what is the measure for the third angle? \n" ); document.write( "
Algebra.Com's Answer #173452 by stanbon(75887)\"\" \"About 
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two angles of a triangle measure 15 degree and 85 degree. what is the measure for the third angle?
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\n" ); document.write( "Sum of the angles of a triangle = 180 degrees
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\n" ); document.write( "Let the 3rd angle have meansure \"x\":
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\n" ); document.write( "Equation:
\n" ); document.write( "x + 15 + 85 = 180
\n" ); document.write( "x + 100 = 180
\n" ); document.write( "x = 80 degrees.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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