document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=18621>Question 18621</A>: <I><SPAN STYLE=\"word-break: break-all;\"> show that the area formed by straight lines y=m1x+c1 and y=m2x+c2 and x=0 <BR>\n" );
document.write( "is ?<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 #8933 by </B><A HREF=/tutors/aboutme.mpl?userid=venugopalramana><B>venugopalramana(3286)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=venugopalramana><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.geocities.com/venugopalramana/FREE_MATHS_ASSISTANCE.html valign=middle><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=8933\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=m1x+c1 meets x=0 at y=c1..y=m2x+c2 meets x=0 at y=c2<BR>\n" );
document.write( "and y=m1x+c1 meets y=m2x+c2...at m1x+c1=m2x+c2..or...x(m1-m2)=(c2-c1)..or..<BR>\n" );
document.write( "x= (c2-c1)/(m1-m2)and y=[m1(c2-c1)/(m1-m2)]+c1<BR>\n" );
document.write( "the 3 vertices are..(0,c1),(0,c2)and (x1,y1)where x1=(c2-c1)/(m1-m2),y1=((m1(c2-c1)/(m1-m2))+c1<BR>\n" );
document.write( "area=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%283%2C3%2C0%2Cc1%2C1%2C0%2Cc2%2C1%2Cx1%2Cy1%2C1%29 ALIGN=MIDDLE  ALT=\"matrix%283%2C3%2C0%2Cc1%2C1%2C0%2Cc2%2C1%2Cx1%2Cy1%2C1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >*(1/2)                       <BR>\n" );
document.write( "area=(1/2)*x1(c1-c2)=(1/2)*(c1-c2)*(c2-c1)/(m1-m2) </SPAN>\n" );
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