Q:

Two poles of equal height are standing opposite to each other on either side of a road, which is 28 metre wide. From a point between them on the road, the angle of elevation  of the top are 30° and 60°. The height of each pole is:-

• 1
  $$ {6{\sqrt{3}}}\ metre$$
• 2
  $$ {5{\sqrt{3}}}\ metre$$
• 3
  $$ {4{\sqrt{3}}}\ metre$$
• 4
  $$ {7{\sqrt{3}}}\ metre$$