document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=747587>Question 747587</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello, if you could please give me the step-by-step solution to the following question I'd be very grateful, thanks:\r<BR>\n" );
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document.write( "A circle has a radius of x. A trapezium has (top and bottom) sides of length x+2 and 7, the perpendicular height is &#960;x. They have the same area. What is the value of x?\r<BR>\n" );
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document.write( "So, &#960;x^2=(x+9)/2*&#960;x           </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #455031 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=455031\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Your equation is correct.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2Ax%5E2=%28%28x%2B9%29%2F2%29%2Api%2Ax ALIGN=MIDDLE  ALT=\"pi%2Ax%5E2=%28%28x%2B9%29%2F2%29%2Api%2Ax\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Dividing both sides of the equal sign by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2Ax ALIGN=MIDDLE  ALT=\"pi%2Ax\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and then multiplying both sides times 2, we get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2Ax%5E2=%28%28x%2B9%29%2F2%29%2Api%2Ax ALIGN=MIDDLE  ALT=\"pi%2Ax%5E2=%28%28x%2B9%29%2F2%29%2Api%2Ax\"   DISABLED_style= \"max-width:90%; height:auto;\" > --> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=%28x%2B9%29%2F2 ALIGN=MIDDLE  ALT=\"x=%28x%2B9%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > --> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x=x%2B9 ALIGN=MIDDLE  ALT=\"2x=x%2B9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Then subtracting x from both sides, we get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x=x%2B9 ALIGN=MIDDLE  ALT=\"2x=x%2B9\"   DISABLED_style= \"max-width:90%; height:auto;\" > --> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=9%29 ALIGN=MIDDLE  ALT=\"highlight%28x=9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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