document.write( "Question 830074: A ladder of length 16 ft is place against a wall. If the foot of the ladder is 7 ft from the wall find the height the ladder reaches on the wall nearest to the tenth of a foot. \n" ); document.write( "

Algebra.Com's Answer #500322 by reviewermath(1029) $\"\"$ $\"About$

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Q:
\n" ); document.write( "A ladder of length 16 ft is place against a wall. If the foot of the ladder is 7 ft from the wall find the height the ladder reaches on the wall nearest to the tenth of a foot.
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\n" ); document.write( "A:
\n" ); document.write( "Let x = height of the ladder
\n" ); document.write( "Using Pythagorean Theorem:
\n" ); document.write( " $\"7%5E2+%2B+x%5E2+=+16%5E2\"$
\n" ); document.write( " $\"x%5E2+=+16%5E2+-+7%5E2+=+207\"$
\n" ); document.write( " $\"x+=+sqrt%28207%29\"$ ≈ $\"highlight%2814.4%29\"$ ft \n" ); document.write( "

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