document.write( "Question 362979: I need help with the follow Geometry word problem.\r
\n" ); document.write( "\n" ); document.write( "The measure of the 1st angle is 7 times more than one third of the measure of the second angle squared. If the angles are supplementary find the measure of each angle.\r
\n" ); document.write( "\n" ); document.write( "My attempt: 7x + 1/3x^2 = 180\r
\n" ); document.write( "\n" ); document.write( "Thank you for your help.\r
\n" ); document.write( "\n" ); document.write( "Peter
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Algebra.Com's Answer #258725 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
I'm a little confused.
\n" ); document.write( "Is it 7 more than 1/3 of the second angle squared or is it 7 times more than (1/3) of the second angle squared???
\n" ); document.write( "First name your variables.
\n" ); document.write( "Let the two angle be A and S.
\n" ); document.write( "By definition,
\n" ); document.write( "\"A%2BS=180\"
\n" ); document.write( "\"A=7%2B%281%2F3%29S%5E2\"
\n" ); document.write( "Substitute,
\n" ); document.write( "\"7%2B%281%2F3%29S%5E2%2BS=180\"
\n" ); document.write( "\"21%2BS%5E2%2B3S=540\"
\n" ); document.write( "\"S%5E2%2B3S-519=0\"
\n" ); document.write( "Use the quadratic formula,
\n" ); document.write( "\"S+=+%28-3+%2B-+sqrt%28+3%5E2-4%2A1%2A%28-519%29+%29%29%2F%282%2A1%29+\"
\n" ); document.write( "\"S+=+%28-3+%2B-+sqrt%28+9%2B2076+%29%29%2F%282%29+\"
\n" ); document.write( "\"S+=+%28-3+%2B-+sqrt%28+2085+%29%29%2F%282%29+\"
\n" ); document.write( "Only the positive solution makes sense here,
\n" ); document.write( "\"S+=+%28-3+%2B+sqrt%28+2085+%29%29%2F%282%29+\"
\n" ); document.write( "Then,
\n" ); document.write( "\"A%2B%28-3%2Bsqrt%282085%29%29%2F2=180\"
\n" ); document.write( "\"A=360%2F2-%28-3%2Bsqrt%282085%29%29%2F2\"
\n" ); document.write( "\"A=%28363-sqrt%282085%29%29%2F2\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "The other way,
\n" ); document.write( "\"A%2BS=180\"
\n" ); document.write( "\"A=7%281%2F3%29S%5E2\"
\n" ); document.write( "Substitute,
\n" ); document.write( "\"%287%2F3%29S%5E2%2BS=180\"
\n" ); document.write( "\"7S%5E2%2B3S=540\"
\n" ); document.write( "\"7S%5E2%2B3S-540=0\"
\n" ); document.write( "You can factor that one,
\n" ); document.write( "\"%287S-60%29%28S%2B9%29=0\"
\n" ); document.write( "Only the positive solution makes sense here,
\n" ); document.write( "\"7S-60=0\"
\n" ); document.write( "\"7S=60\"
\n" ); document.write( "\"S=60%2F7\"
\n" ); document.write( "Then
\n" ); document.write( "\"A=180-60%2F7\"
\n" ); document.write( "\"A=1260%2F7-60%2F7\"
\n" ); document.write( "\"A=1200%2F7\"
\n" ); document.write( "
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