document.write( "Question 388556: In right triangle abc, altitude ab. if ad = 8 cm and bd = 18 cm, find ac \n" ); document.write( "
Algebra.Com's Answer #275320 by jerryguo41(197)\"\" \"About 
You can put this solution on YOUR website!
Pythagorean theorem - http://goo.gl/UCW3
\n" ); document.write( "\"A%5E2%2BB%5E2=C%5E2\"
\n" ); document.write( "A and B must be legs so...
\n" ); document.write( "\"A%5E2%2B8%5E2=18%5E2\"
\n" ); document.write( "\"A%5E2%2B64=324\"
\n" ); document.write( "Minus 64 on both sides
\n" ); document.write( "\"A%5E2=260\"
\n" ); document.write( "Sqrt both sides
\n" ); document.write( "\"A=16.1245155\"
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