A person standing at point C measures the angle of elevation to a point, A, at the top of a perpendicular cliff, to be 18°. After moving 2,200 feet directly toward the foot of the cliff, the person measures the angle of elevation to point A as 56°.

The height of the cliff is .... feet.

Question

A person standing at point C measures the angle of elevation to a point, A, at the top of a perpendicular cliff, to be 18°. After moving 2,200 feet directly toward the foot of the cliff, the person measures the angle of elevation to point A as 56°.

The height of the cliff is .... feet.

anonymous · Answer

Refer to the attached solution from the Mathematica 9 program.

yttrium · Answer

I hope this graph might help you =)

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