document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1190009>Question 1190009</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me with this question,If SinA=2/3,and A is obtuse, find the exact value of,<BR>\n" );
document.write( "1)CosA, 2)sin2A, 3) tan2A </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #821586 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=821586\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "given:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28A%29=2%2F3+ ALIGN=MIDDLE  ALT=\"sin%28A%29=2%2F3+\"   DISABLED_style= \"max-width:90%; height:auto;\" >and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A ALIGN=MIDDLE  ALT=\"A\"   DISABLED_style= \"max-width:90%; height:auto;\" > is obtuse\r<BR>\n" );
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document.write( "if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28A%29=2%2F3+ ALIGN=MIDDLE  ALT=\"sin%28A%29=2%2F3+\"   DISABLED_style= \"max-width:90%; height:auto;\" > than\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=sin%5E-1%282%2F3%29 ALIGN=MIDDLE  ALT=\"A=sin%5E-1%282%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=138.19 ALIGN=MIDDLE  ALT=\"A=138.19\"   DISABLED_style= \"max-width:90%; height:auto;\" >° (obtuse)\r<BR>\n" );
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document.write( "if\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28A%29=2%2F3+ ALIGN=MIDDLE  ALT=\"sin%28A%29=2%2F3+\"   DISABLED_style= \"max-width:90%; height:auto;\" >=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=opp%2Fhyp=2%2F3+ ALIGN=MIDDLE  ALT=\"opp%2Fhyp=2%2F3+\"   DISABLED_style= \"max-width:90%; height:auto;\" >=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=opp=2 ALIGN=MIDDLE  ALT=\"opp=2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=hyp=3 ALIGN=MIDDLE  ALT=\"hyp=3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "than <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=adj=sqrt%283%5E2-2%5E2%29=sqrt%285%29 ALIGN=MIDDLE  ALT=\"adj=sqrt%283%5E2-2%5E2%29=sqrt%285%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "1)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28A%29=sqrt%285%29%2F3 ALIGN=MIDDLE  ALT=\"cos%28A%29=sqrt%285%29%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "2)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%282A%29=2+sin%28A%29+cos%28A%29 ALIGN=MIDDLE  ALT=\"sin%282A%29=2+sin%28A%29+cos%28A%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%282A%29=2%282%2F3%29+%28sqrt%285%29%2F3%29 ALIGN=MIDDLE  ALT=\"sin%282A%29=2%282%2F3%29+%28sqrt%285%29%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%282A%29=%284sqrt%285%29%29%2F9 ALIGN=MIDDLE  ALT=\"sin%282A%29=%284sqrt%285%29%29%2F9\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "3) \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%282A%29=%282sin%28A%29cos%28A%29%29%2F%28cos%5E2%28A%29+-+sin%5E2%28A%29%29 ALIGN=MIDDLE  ALT=\"tan%282A%29=%282sin%28A%29cos%28A%29%29%2F%28cos%5E2%28A%29+-+sin%5E2%28A%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%282A%29=%282%282%2F3%29%28sqrt%285%29%2F3%29%29%2F%28%28sqrt%285%29%2F3%29%5E2+-+%282%2F3%29%5E2%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%282A%29=%28%284sqrt%285%29%29%2F9%29%2F%281%2F9%29 ALIGN=MIDDLE  ALT=\"tan%282A%29=%28%284sqrt%285%29%29%2F9%29%2F%281%2F9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%282A%29=4sqrt%285%29 ALIGN=MIDDLE  ALT=\"tan%282A%29=4sqrt%285%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
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