Question

Which is the angle of depression from the lighthouse on the boat ?

Answer 1

∠4

Explanation:

An angle of depression is measured from the horizontal downwards.

This is ∠4 in the diagram

Answer 2

The angle of depression from the light house to the boat is <4

Explanation:

From the figure we can see a light house and a boat.

The angle of depression means that angle from the horizontal downward to an object.

From the figure we can see that, <4 is the angle of depression from the light house to the boat.

Therefore the answer is <a