The horizontal angles from the boat between A and B and B and C, the stations on

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The horizontal angles from the boat between A and B and B and C, the stations on the shore are respectively θ1 and θ2. The distances AB = L1 and BC = L2. For calculating the angle α2 at C between the boat and station B is obtained by using the following formula: where (β is horizontal angle between A and C at B).

The Horizontal Angles From The Boat Between A And B And B An...

Options:

A . A

B . B

C . C

D . D

Answer: Option D
Answer: (d).D

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