Question

A man is watching from the top of a tower, a boat speeding away from the tower. The angle of
depression from the top of the tower to the boat is 60 degrees when the boat is 80 m from the
tower. After 10 seconds, the angle of depression becomes 30 degrees. What is the speed of the
boat? (Assume that the boat is running in still water). don't explain just give the answer quick!!!​

Answer 1

Answer:

find on google.......

Answer 2

Answer:

8m/s

Step-by-step explanation:

here is ur answer in the attachment