document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=256137>Question 256137</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Give triangele RST with vertices  R(-2,1) S(-1,3) and T(2,1)  RS equals ?\r<BR>\n" );
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document.write( "I think the square root of 5 but Im not sure if I approched it correectly. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #188312 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=188312\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> R(-2,1) S(-1,3) and T(2,1)<BR>\n" );
document.write( "d(rs)=sqrt[(x2-x1)^2+(y2-y1)^2]<BR>\n" );
document.write( "d(rs)=sqrt[(-1+2)^2+(3-1)^2]<BR>\n" );
document.write( "d(rs)=sqrt[1^2+2^2]<BR>\n" );
document.write( "d(rs)=sqrt[1+4]<BR>\n" );
document.write( "d(rs)=sqrt5<BR>\n" );
document.write( "d(rs)=2.236 ans. </SPAN>\n" );
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