Question

A ship is 130 m away from the center of a barrier that measures 180 m from end to end. What is the minimum angle that the boat must be turned to avoid hitting the barrier?(34.7o )

Answer 1

34.7 °

Explanation:

Let ∅ be the required angle ;

For this angle perpendicular = 90 m and base = 130 m.

Tan ∅ = 90 / 130 ; ∅ = 34.7°