Bob the ranger is atop a fire tower that i son the side of a mountain.The fire tower is 10 meters high and the angle of depression from the top of the tower to the base of the mountain is 48 degrees. The tower creates a 115 degree angle with the mountain. How far up he mountain is the fire tower?

Answer 1

ASA?, so you know the other angle, all three angles. Use the law of sines.