document.write( "Question 403098: How long would it take a ball dropped from an 81-foot tower to hit the ground? Round your answer to the nearest two decimal places. \n" ); document.write( "
Algebra.Com's Answer #285118 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
the ball is accelerated from rest by gravity\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "s = (1/2)at^2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "sqrt[(2s) / a] = t\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "sqrt[(2 * 81) / 32] = t
\n" ); document.write( "
\n" );