Question 911093
Formula basic trigonometry in triangle Sinx= opp/hyp, cosx= adj/hyp ,tanx=opp/adj, secx=1/cosx, cotx=1/tanx, cscx=1/sinx.

apply the above formulas to give figure it's quite easy to solve the problem.http://www.algebra.com/cgi-bin/display-illustration.mpl?tutor=anirudhreddy&illustration_name=a.png&size=thumbnail