document.write( "Question 625242: If the angles of a triangle are in the ratio 5:6:7 the triangle is \n" ); document.write( "
Algebra.Com's Answer #393393 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Formula:  If 3 numbers are in the ratio of A:B:C and have sum S, then\r\n" );
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document.write( "1st number = S×\"A%2F%28A%2BB%2BC%29\"\r\n" );
document.write( "2nd number = S×\"B%2F%28A%2BB%2BC%29\"\r\n" );
document.write( "3rd number = S×\"C%2F%28A%2BB%2BC%29\"\r\n" );
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document.write( "The three angles of a triangle are in the ratio 5:6:7 and have sum 180°, so\r\n" );
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document.write( "1st angle = 180°×\"5%2F%285%2B6%2B7%29\" = 180°\"5%2F18\" = 50°\r\n" );
document.write( "2nd angle = 180°×\"6%2F%285%2B6%2B7%29\" = 180°\"6%2F18\" = 60° \r\n" );
document.write( "3rd angle = 180°×\"7%2F%285%2B6%2B7%29\" = 180°\"6%2F18\" = 70°\r\n" );
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document.write( "Edwin
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