Problema Solution
Jennie is working at a lighthouse. From the top of the lighthouse, she spots a boat at an angle of depression of 25. She knows that the landmark rock located next to the boat is 600 feet from the bottom of the lighthouse. What is Jennie’s elevation? Round to the nearest foot.
Answer provided by our tutors
if h is the elevation of jennie, then
tan 25deg = h/600
h = 0.466*600 = 280 feet
If you want to see what angle of depression means, then see the following image
http://www.mathwords.com/a/a_assets/angle%20of%20depression.gif