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The three keys here are:
1) understanding what is angle of depression (angle between the horizontal and the line to the object below)
2) Visualizing the triangles formed by the horizontal, vertical (cliff in this case), and the straight line to the object
3) Using the tangent operation
1) understanding what is angle of depression (angle between the horizontal and the line to the object below)
2) Visualizing the triangles formed by the horizontal, vertical (cliff in this case), and the straight line to the object
3) Using the tangent operation
Date Posted:
6 years ago