A surveyor measures the angle of elevation to the top of a mountain to be

MATHEMATICS · Subjective · CBSE · Mathematics · Applications of Trigonometry · Applications of Trigonometry

Problem

A surveyor measures the angle of elevation to the top of a mountain to be 28∘28^\circ. She walks exactly 1000 feet directly toward the mountain on level ground and measures the angle of elevation again, finding it to be 35∘35^\circ. What is the height of the mountain to the nearest foot?

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