document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=171994>Question 171994</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321269470/algebrahomeworkh>Introductory Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> The distance d in miles that can be seen on the surface of the ocean is given by d = 1.3 sqrt h, where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 13.5 miles? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #127059 by </B><A HREF=/tutors/aboutme.mpl?userid=KnightOwlTutor><B>KnightOwlTutor(293)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KnightOwlTutor><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=KnightOwlTutor><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=127059\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Distance is 13.5 miles\r<BR>\n" );
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document.write( "Height of platform=h in feet\r<BR>\n" );
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document.write( "We need to convert distance into feet\r<BR>\n" );
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document.write( "1 mile=5280 feet\r<BR>\n" );
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document.write( "13.5 miles*5280 feet/1mile=71,280 feet\r<BR>\n" );
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document.write( "the equation to be solved is\r<BR>\n" );
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document.write( "71,280=1.3(h)sqroot\r<BR>\n" );
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document.write( "Divide both sides by 1.3\r<BR>\n" );
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document.write( "54,830.769=hsqrt\r<BR>\n" );
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document.write( "Square both sides\r<BR>\n" );
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document.write( " 3,006,413,254.4 =h\r<BR>\n" );
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document.write( "3,006,413,254 feet=h\r<BR>\n" );
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document.write( "If you are using a nautical mile you need to convert the miles by multiply by 6076 feet and replace 5280. </SPAN>\n" );
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