document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=404031>Question 404031</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help???\r<BR>\n" );
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document.write( "31. Isosceles triangle. An isosceles triangle has two equal<BR>\n" );
document.write( "sides. If the shortest side of an isosceles triangle is 2 ft less<BR>\n" );
document.write( "than one of the equal sides and the perimeter is 13 ft, then<BR>\n" );
document.write( "what are the lengths of the sides?\r<BR>\n" );
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document.write( "21. Roof truss design. An engineer is designing a roof truss as<BR>\n" );
document.write( "shown in the accompanying figure. Find the degree measure<BR>\n" );
document.write( "of the angle marked w.\r<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 #285578 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=285578\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let x be the length of one of the equal sides, and x-2 be the length of the base. The perimeter is 13, so\r<BR>\n" );
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document.write( "x + x + (x-2) = 13 --> 3x = 15 --> x = 5. The sides are 5, 5, and 3.\r<BR>\n" );
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document.write( "No diagram for the second question...please repost. </SPAN>\n" );
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