document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=578794>Question 578794</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A first triangle has vertex points at (0,0), (3,4) and (9,12).  A second triangle has two vertex points at (2,2) and (-4, 6) and sides of length 10, 20 and 30.  These two triangles are..<BR>\n" );
document.write( "A  Neither Similar nor congruent<BR>\n" );
document.write( "B similar and congruent<BR>\n" );
document.write( "C not similar but congruent<BR>\n" );
document.write( "D similar but congruent\r<BR>\n" );
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document.write( "The answer is D.  My question is how do you draw the first triangle?  When I plot the vertices, it makes a straight line, more or less.  So I tried figuring out the side lengths of the first triangle, but can't figure that out either.  Please advise on how to construct these triangles and find the side lengths of the first triangle.  Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #370793 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=370793\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the 1st \"triangle\" IS a straight line, but (looking at the side lengths) so is the 2nd\r<BR>\n" );
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document.write( "you can use the distance formula to find the side lengths of the 1st triangle\r<BR>\n" );
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document.write( "use a compass to construct the 2nd triangle<BR>\n" );
document.write( "___ the given vertices are 10 units apart<BR>\n" );
document.write( "___ draw an arc of 30 units length from one vertex, and an arc of 20 units length from the other vertex<BR>\n" );
document.write( "___ the intersection of the arcs (really a tangency) will show the position of the 3rd vertex </SPAN>\n" );
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