document.write( "Question 135118: Hello\" i have a question. Two angles of a triangle are measured 52 and 89 degrees. How do i find the third angle. Thanks for your help. This question is not from my text book. \n" ); document.write( "
Algebra.Com's Answer #98950 by stanbon(75887)\"\" \"About 
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Two angles of a triangle are measured 52 and 89 degrees. How do i find the third angle.
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\n" ); document.write( "The sum of the angles in every normal triangle is 180 degrees.
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\n" ); document.write( "EQUATION:
\n" ); document.write( "Let the measure of the 3rd angle be \"x\" degrees.
\n" ); document.write( "52+89 + x = 180
\n" ); document.write( "x + 141 = 180
\n" ); document.write( "x = 39 degrees
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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