document.write( "Question 689272: A ladder 17 ft long leans against a building, if its foot is 8 ft from the building how high does it reach the building? \n" ); document.write( "
Algebra.Com's Answer #425882 by vleith(2983)\"\" \"About 
You can put this solution on YOUR website!
The ladder makes a right triangle with the wall.
\n" ); document.write( "One leg of the triangle is 8. The hypotenuse is 17.\r
\n" ); document.write( "\n" ); document.write( "So solve using Pythagorean theorem\r
\n" ); document.write( "\n" ); document.write( "\"17%5E2+=+8%5E2+%2B+y%5E2\"
\n" ); document.write( "\"sqrt%2817%5E2+-+8%5E2%29+=+y\"
\n" ); document.write( "You can take it from here :)\r
\n" ); document.write( "\n" ); document.write( "15
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