document.write( "Question 472514: To find the height of a bridge above a river, a man drops a rock into the water. It takes the rock 5 seconds to hit the water. How high is the bridge\r
\n" ); document.write( "\n" ); document.write( "the formula given is t=square root of d over 16
\n" ); document.write( "

Algebra.Com's Answer #323955 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
d = 16t^2
\n" ); document.write( "t = 5
\n" ); document.write( "d = 400 feet
\n" ); document.write( "
\n" ); document.write( "
\n" );