Question

Angles of elevation and Depression, please provide a explanation if possible,ty

Answer 1

4,022.5 m

Explanation:

When an observer watches an object lying on the ground from an elevated point on the ground then the angle formed between horizontal line and the line of vision is known as ANGLE OF DEPRESSION.

When an observer watches an object from a point on the ground situated at some height from the ground from the ground then the angle formed between horizontal line and the line of vision is known as ANGLE OF ELEVATION .

Let the distance of the rock from the airplane be x meters.

`\sin \: 25 \degree = (1700)/(x) \\ \\ 0.4226182617 = (1700)/(x) \\ \\ x = (1700)/(0.4226182617) \\ \\ x = 4,022.54269 \\ \\ x = 4022.5 \: m`