document.write( "Question 276459: The formula h= 16t2 represents the distance h; infeet, that an object falls from rest after 1 seconds. In how many seconds will an object fall 400 ft.\r
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Algebra.Com's Answer #201520 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
400=16t^2
\n" ); document.write( "t^2=400/16
\n" ); document.write( "t^2=25
\n" ); document.write( "t=sqrt25
\n" ); document.write( "t=5 seconds.
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