document.write( "Question 1021293: If …
\n" ); document.write( "Leg a= x ft
\n" ); document.write( "Leg b= 30 ft
\n" ); document.write( "Leg c= (x + 10) ft
\n" ); document.write( "What is the hypotenuse (Leg c)?
\n" ); document.write( "Thank you,
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Algebra.Com's Answer #637036 by macston(5194)\"\" \"About 
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\n" ); document.write( "\"a%5E2%2Bb%5E2=c%5E2\"
\n" ); document.write( "\"x%5E2%2B%2830ft%29%5E2=%28x%2B10ft%29%5E2\"}
\n" ); document.write( "\"x%5E2%2B900ft%5E2=x%5E2%2B20x%2B100ft%5E2\"
\n" ); document.write( "\"x%5E2%2B800ft%5E2=x%5E2%2B20x\"
\n" ); document.write( "\"800ft%5E2=20x\"
\n" ); document.write( "\"40ft=x\"
\n" ); document.write( "Leg c(hypotenuse)=(x+10)ft=(40+10)ft=50ft
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\n" ); document.write( "ANSWER: leg c=50 feet
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\n" ); document.write( "CHECK:
\n" ); document.write( "\"a%5E2%2Bb%5E2=c%5E2\"
\n" ); document.write( "\"%2840ft%29%5E2%2B%2830ft%29%5E2=%2850ft%29%5E2\"
\n" ); document.write( "\"1600ft%5E2%2B900ft%5E2=2500ft%5E2\"
\n" ); document.write( "\"2500ft%5E2=2500ft%5E2\"
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