document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=440575>Question 440575</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Triangle ABC is an isoceles triangle. Its base is 16.2 cm and one base angle is 63 degrees 20 minutes. Find the length of one of the congruent sides to the nearest hundredth of a cm.\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 #304339 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=304339\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Triangle ABC is an isoceles triangle. Its base is 16.2 cm and one base angle is 63 degrees 20 minutes. Find the length of one of the congruent sides to the nearest hundredth of a cm. <BR>\n" );
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document.write( "63 deg 20 min=63.3 deg (rounded)<BR>\n" );
document.write( "The angle opposite the base=180-63.3-63.3=53.4<BR>\n" );
document.write( "Let x=one of the congruent sides<BR>\n" );
document.write( "Using Law of sines,<BR>\n" );
document.write( "Sin53.4/16.2=sin 63.3/x<BR>\n" );
document.write( "x=(sin 63.3/sin 53.4)*16.2<BR>\n" );
document.write( "x=18.03 cm<BR>\n" );
document.write( "ans:<BR>\n" );
document.write( "length of congruent side=18.03 cm </SPAN>\n" );
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