document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=264329>Question 264329</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A rock falls from a tower that is 73.5 m high. As it is falling, its height is given by the formula  with t in seconds. How many seconds will it take for the rock to hit the ground (h = 0)?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #194636 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=194636\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A rock falls from a tower that is 73.5 m high. As it is falling, its height is given by the formula  with t in seconds. How many seconds will it take for the rock to hit the ground (h = 0)? \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "t=  sqrt(2d/g)<BR>\n" );
document.write( "t= sqrt( 73.5/9.80)<BR>\n" );
document.write( "t= sqrt 15<BR>\n" );
document.write( "=3.87 seconds\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );