From the point of view of an observer on the ground, the angle of elevation to a hot-air balloon 360 feet in the air is 7.1 degrees. How far is the observer from a point directly below the balloon?

Question

yttrium · Answer

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Now, can you do the manipulations?

yttrium · Answer

What you need to do is to solve for x

anonymous · Answer

how do I do that

goformit100 · Answer

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anonymous · Answer

Hint:
What is the $$\cot (7.1 {}^{\circ}) $$ ?