document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=389841>Question 389841</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Danica Bianca attends a school which is 3 km east and 5 km south of their house. The plaza is 4 km west and 2 km north of the house. The streets in their neighborhood are laid out like a rectangular grid.How far is it from the school to the plaza? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #276372 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=276372\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Danica Bianca attends a school which is 3 km east and 5 km south of their house. The plaza is 4 km west and 2 km north of the house. The streets in their neighborhood are laid out like a rectangular grid.How far is it from the school to the plaza?<BR>\n" );
document.write( "...<BR>\n" );
document.write( "school which is 3 km east and 5 km south<BR>\n" );
document.write( "the co=ordinates of the school = (3,-5)<BR>\n" );
document.write( "...<BR>\n" );
document.write( "The plaza is 4 km west and 2 km north of the house.<BR>\n" );
document.write( "the co-ordinates of the plaza = (-4,+2)<BR>\n" );
document.write( "..\r<BR>\n" );
document.write( "\n" );
document.write( "distance between school & plaza = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%282-%28-5%29%29%5E2%2B%28-4-3%29%5E2%29 ALIGN=MIDDLE  ALT=\"sqrt%28%282-%28-5%29%29%5E2%2B%28-4-3%29%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=sqrt(49+49)<BR>\n" );
document.write( "=sqrt(98)<BR>\n" );
document.write( "=9.9 km<BR>\n" );
document.write( "...<BR>\n" );
document.write( "m.ananth@hotmail.ca </SPAN>\n" );
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