Question

9. An aeroplane, at an altitude of 250 m,
observes the angles of depression of two boats
on the opposite banks of a river to be 45° and
60° respectively. Find the width of the river.
Write the answer correct to the nearest whole
number.
[2014]​

Answer 1

Answer:

hey can you tell me what to do in this question

Answer 2

sorry I don't know this answer