document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=919813>Question 919813</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if triangle abc is isosceles, angle b is the vertex angle. ab=20x-2, bc=12x+30 and ac=25x, find perimeter of triangle abc </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #557981 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20849)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=557981\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "if triangle abc is isosceles, angle <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b ALIGN=MIDDLE  ALT=\"b\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the vertex angle, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=20x-2 ALIGN=MIDDLE  ALT=\"ab=20x-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+bc=12x%2B30 ALIGN=MIDDLE  ALT=\"+bc=12x%2B30\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ac=25x ALIGN=MIDDLE  ALT=\"ac=25x\"   DISABLED_style= \"max-width:90%; height:auto;\" >, find perimeter of triangle <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=abc ALIGN=MIDDLE  ALT=\"abc\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Since the triangle is isosceles, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=+bc ALIGN=MIDDLE  ALT=\"ab=+bc\"   DISABLED_style= \"max-width:90%; height:auto;\" >}, so:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20x-2=12x%2B30 ALIGN=MIDDLE  ALT=\"20x-2=12x%2B30\"   DISABLED_style= \"max-width:90%; height:auto;\" >  solve for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20x-12x=2%2B3 ALIGN=MIDDLE  ALT=\"20x-12x=2%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8x=5 ALIGN=MIDDLE  ALT=\"8x=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=5%2F8 ALIGN=MIDDLE  ALT=\"x=5%2F8\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "then\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=20x-2 ALIGN=MIDDLE  ALT=\"ab=20x-2\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=20%285%2F8%29-2 ALIGN=MIDDLE  ALT=\"ab=20%285%2F8%29-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >  <BR>\n" );
document.write( "=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=5%285%2F2%29-4%2F2 ALIGN=MIDDLE  ALT=\"ab=5%285%2F2%29-4%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >  <BR>\n" );
document.write( "=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=25%2F2-4%2F2+ ALIGN=MIDDLE  ALT=\"ab=25%2F2-4%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=21%2F2 ALIGN=MIDDLE  ALT=\"ab=21%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab=10.5 ALIGN=MIDDLE  ALT=\"ab=10.5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=bc=12x%2B30 ALIGN=MIDDLE  ALT=\"bc=12x%2B30\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=bc=12%285%2F8%29%2B30 ALIGN=MIDDLE  ALT=\"bc=12%285%2F8%29%2B30\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=bc=3%2A5%2F2%2B60%2F2 ALIGN=MIDDLE  ALT=\"bc=3%2A5%2F2%2B60%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=bc=75%2F2 ALIGN=MIDDLE  ALT=\"bc=75%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=bc=37.5 ALIGN=MIDDLE  ALT=\"bc=37.5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "and \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ac=25x ALIGN=MIDDLE  ALT=\"ac=25x\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "=>  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ac=25%285%2F8%29 ALIGN=MIDDLE  ALT=\"ac=25%285%2F8%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "=>  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ac=125%2F8 ALIGN=MIDDLE  ALT=\"ac=125%2F8\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=>  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ac=+15.625 ALIGN=MIDDLE  ALT=\"ac=+15.625\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " perimeter of triangle <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=abc ALIGN=MIDDLE  ALT=\"abc\"   DISABLED_style= \"max-width:90%; height:auto;\" >: <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=ab%2Bbc%2Bac ALIGN=MIDDLE  ALT=\"P=ab%2Bbc%2Bac\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=10.5%2B37.5%2B15.6 ALIGN=MIDDLE  ALT=\"P=10.5%2B37.5%2B15.6\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=63.6 ALIGN=MIDDLE  ALT=\"P=63.6\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );