document.write( "Question 838218: The ratio of the angles of a triangle is 2:7:9. What is the measure of the largest angle ? \n" ); document.write( "
Algebra.Com's Answer #504914 by Fombitz(32388)\"\" \"About 
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The angles in a triangle sum to 180.
\n" ); document.write( "\"2x%2B7x%2B9x=180\"
\n" ); document.write( "\"18x=180\"
\n" ); document.write( "\"x=10\"
\n" ); document.write( "The angles are 20,70, and 90.
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