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• PLS HELP ME 2 SOLVE THIS PROBLEM !
  if the angle of elevation of a cloud from a point 'h'metres above a lake is a and angle of depression of its reflection in the is b.Prove that the height of cloud is h( tan b + tan a )/( tan b - tan a ) .pls solve it by drawi ...
  0·4· #Mathematics#Trignometry
  replied2009-08-04 01:13:43