document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1170277>Question 1170277</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the approximate value of Φ, if cos Φ=7/9\r<BR>\n" );
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document.write( "a. 38 degrees<BR>\n" );
document.write( "b. 52 degrees <BR>\n" );
document.write( "c. 74 degrees<BR>\n" );
document.write( "d. 16 degrees<BR>\n" );
document.write( "e. 63 degrees  </SPAN>\n" );
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document.write( " Φ=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%5E-1%28+7%2F9%29=38.94 ALIGN=MIDDLE  ALT=\"cos%5E-1%28+7%2F9%29=38.94\"   DISABLED_style= \"max-width:90%; height:auto;\" >°\r<BR>\n" );
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document.write( "the approximate value of Φ:\r<BR>\n" );
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document.write( "a. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=38 ALIGN=MIDDLE  ALT=\"38\"   DISABLED_style= \"max-width:90%; height:auto;\" > degrees </SPAN>\n" );
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