document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=174091>Question 174091</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please could you help me with this question that I have been et.<BR>\n" );
document.write( "The question is to work out a formula for the area of a right angled triangle and then give the area when X=3<BR>\n" );
document.write( "The sides of the triangle are 4x-1 and 4x+4\r<BR>\n" );
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document.write( "Please could you show the working out for this question.<BR>\n" );
document.write( "Many thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #128977 by </B><A HREF=/tutors/aboutme.mpl?userid=vleith><B>vleith(2983)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=vleith><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=128977\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of a triangle is given  by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A+=+bh%2F2 ALIGN=MIDDLE  ALT=\"A+=+bh%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "If you know the triangle is a right triangle, then you can just use the two 'shorter' sides. Let the shortest side be b and the middle length side be h.\r<BR>\n" );
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document.write( "You are given that the sides are in ratio x:4x-1:4x+4<BR>\n" );
document.write( "So the longest side is 4x+4<BR>\n" );
document.write( "That makes the short side, b = X = 3<BR>\n" );
document.write( "The middle length side, h = 4x-1 = 12-1 = 11\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A+=+bh%2F2 ALIGN=MIDDLE  ALT=\"A+=+bh%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A+=+%283%2A11%29%2F2 ALIGN=MIDDLE  ALT=\"A+=+%283%2A11%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A+=+33%2F2 ALIGN=MIDDLE  ALT=\"A+=+33%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > square units (whatever units x is in (the problem doesn't say<BR>\n" );
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