document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1137593>Question 1137593</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the surface area of a rectangular prism is 450 m2. what will be the new surface area if all the dimensions are doubled<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #755525 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=755525\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "The new prism with all dimensions doubled is similar to the original, with a scale factor 2:1.<br><BR>\n" );
document.write( "In similar figures with scale factor a:b, the ratio of corresponding area measurements is a^2:b^2, and the ratio of corresponding volume measurements is a^3:b^3.<br><BR>\n" );
document.write( "So in this problem, with a scale factor of 2:1, the ratio of areas is 4:1; that means the surface area of the new prism is 4*450 = 1800 m^2. </SPAN>\n" );
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