document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=880992>Question 880992</A>: <I><SPAN STYLE=\"word-break: break-all;\"> having trouble understand1ng the following = the floor area of a building is 2 square kilometers & the volume is 1 cubic kilometer. What is the height?  The answer given in the textbook is .5km.....I can't get that result & am trying to explain it to my granddaughter.   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531863 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531863\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I cannot even imagine a building that large.<BR>\n" );
document.write( " <BR>\n" );
document.write( "We do not know the shape of the floor plan, but it does not matter.<BR>\n" );
document.write( "Apparently the height of the building is the same at all points.<BR>\n" );
document.write( "We can imagine that the building is shaped like a box, with a rectangular flooe plan, and a flat horizontal roof.<BR>\n" );
document.write( "A floor surface area of 2 square kilometers could mean that the building is 2 kilometers long and 1 kilometer wide.<BR>\n" );
document.write( "The volume of a box is calculated by multiplying length time width (to get the surface area of the base), and then multiplying times the height.<BR>\n" );
document.write( "In this case,<BR>\n" );
document.write( "(2 square kilometers)(height in kilometers) = 1 cubic kilometer<BR>\n" );
document.write( "Without writing the units<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%28height%29=1 ALIGN=MIDDLE  ALT=\"2%28height%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > so <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=height=1%2F2 ALIGN=MIDDLE  ALT=\"height=1%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=height=0.5 ALIGN=MIDDLE  ALT=\"height=0.5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So the height of the building is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F2 ALIGN=MIDDLE  ALT=\"1%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=km ALIGN=MIDDLE  ALT=\"km\"   DISABLED_style= \"max-width:90%; height:auto;\" > , or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.5km ALIGN=MIDDLE  ALT=\"0.5km\"   DISABLED_style= \"max-width:90%; height:auto;\" > , or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=500m ALIGN=MIDDLE  ALT=\"500m\"   DISABLED_style= \"max-width:90%; height:auto;\" > .<BR>\n" );
document.write( "The building could look like this:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28350%2C200%2C-0.25%2C3.25%2C-0.3%2C1.7%2C%0D%0Aline%280%2C0.5%2C2%2C0.5%29%2Cline%280%2C0%2C2%2C0%29%2Cline%280%2C0%2C0%2C0.5%29%2Cline%282%2C0%2C2%2C0.5%29%2C%0D%0Aline%280.6%2C1.366%2C2.5%2C1.366%29%2Cline%280%2C0.5%2C0.6%2C1.366%29%2Cline%282%2C0.5%2C2.5%2C1.366%29%2C%0D%0Aline%282%2C0%2C2.5%2C0.866%29%2Cline%282.5%2C0.866%2C2.5%2C1.366%29%2C%0D%0Alocate%281.5%2C1.55%2C2km%29%2Clocate%282.33%2C0.6%2C1km%29%2Clocate%282.53%2C1.2%2C0.5km%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );