document.write( "Question 402384: The foot of an extension ladder is 10 feet away from the base of a wall. The ladder is 2 feet longer than the distance that it reaches up the wall. How far up the wall will the ladder reach? \n" ); document.write( "
Algebra.Com's Answer #284671 by checkley79(3341)\"\" \"About 
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A^2+B^2=C^2
\n" ); document.write( "10^2+X^2=(X+2)^2
\n" ); document.write( "100+X^2=X^2+4X+4
\n" ); document.write( "100=4X+4
\n" ); document.write( "4X=100-4
\n" ); document.write( "4X=96
\n" ); document.write( "X=96/4
\n" ); document.write( "X=24 FEET IS THE HEIGHT OF THE LADER AGAINST THE WALL.
\n" ); document.write( "24+2=26 FEET IS THE LENGTH OF THE LADDER.
\n" ); document.write( "pROOF:
\n" ); document.write( "10^2+24^2=26^2
\n" ); document.write( "100+576=676
\n" ); document.write( "676=676
\n" ); document.write( "
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