Question 398190
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Hi
  sec &#952; = (1/cos&#952; ) = 7/2
   cos&#952; = 2/7 = adj/hyp   
  sqrt( 7^2 - 2^2) = sqrt(45) = opp
   sin&#952; = sqrt(45)/7
 tan&#952; = sin&#952;/cos&#952; = {{{(sqrt(45)/7)/(2/7) = sqrt(45)/2}}}