document.write( "Question 286252: An 18 foot ladder is leaning against a house. The bottom of the ladder is sitting on flat ground and is 7 ft away from bottom of house. What is the height where the top of the ladder is touching the house? \n" ); document.write( "
Algebra.Com's Answer #207564 by rfer(16322)\"\" \"About 
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18^2-7^2=
\n" ); document.write( "324-49=275
\n" ); document.write( "sq rt 275=16.58 ft
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