document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=882596>Question 882596</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a right angled triangld ABC,angle A is a right angle,side AB = 4.2cm and side AC = 3.5cm .Find side BC and angles B and C. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #532948 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=532948\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In a right angled triangle ABC,angle A is a right angle,side AB = 4.2cm and side AC = 3.5cm .Find side BC and angles B and C.<BR>\n" );
document.write( "============<BR>\n" );
document.write( "Draw the picture.<BR>\n" );
document.write( "Solve for the hypotenuse (BC)::<BR>\n" );
document.write( "BC = sqrt[4.2^2+3.5^2] = 5.47<BR>\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "Find angle \"B\"::<BR>\n" );
document.write( "B = arcsin(AC/BC} = arcsin(3.5/5.47) = 39.78 degrees<BR>\n" );
document.write( "-------------------------------<BR>\n" );
document.write( "C = arcsin(AB/BC) = arcsin(4.2/5.47) = 50.15 degrees<BR>\n" );
document.write( "================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "------------------- </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );