document.write( "Question 264306: a 18-foot ladder is leaning against a house. the bottom of te ladder is 4 feet from the house. to the nearest tent of a foot. how high does the top of the ladder reach? \n" ); document.write( "
Algebra.Com's Answer #194623 by Ruli(21)\"\" \"About 
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a^ + 4^ = 18^
\n" ); document.write( "a^ + 16 = 324
\n" ); document.write( "a^ = 308
\n" ); document.write( "a = 17.5
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