Mathematics · Height and Distance
A vertical tower stands on a horizontal plane and is surmounted by a vertical flagstaff of height h. At a point on the plane, the angles of elevation of the bottom and top of the flagstaff are θ and 2θ respectively. What is the height of the tower?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1h sin 2θ
- 2h cos 2θ✓
- 3h sin θ
- 4h cos θ
Correct answer
h cos 2θ
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