Question

A man in a boat rowing away from lighthouse 100 m high takes 2 minutes to changes the angle of elevation of the

top of lighthouse from 60°

to 45°

. Find the speed of the boat.
No spam correct answer will be marked as brainliest..​

Answer 1

Answer:

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boat covers a certain distance downstream in 3/2 hours. It covers the same distance

upstream in 2 hours. The speed of the boat in still water is 35 km/hr. Find the speed of stream.

Answer 2

Answer:

thank you sooomuch sir or maam thank you soo much