SOLUTION: From an observation tower that overlooks a runway, the angles of depression of Point A, on one side of the runway, and point B, on the opposite side of the runway are, 6 degrees an

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Question 1117519: From an observation tower that overlooks a runway, the angles of depression of Point A, on one side of the runway, and point B, on the opposite side of the runway are, 6 degrees and 13 degrees respectively. The points and the tower are in the same vertical plane and the distance from A to B is 1.1 km. Determine the height of the tower
Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
x, from A to tower base
1.1-x, from B to tower base
y, tower height

Base, T, A, and B form two right triangles, sharing height y.


Solve for y.

.
a few algebra steps
.

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