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Captain of a ship at sea sights a lighthouse which is 260ft tall. Captain measures the angle of elevation to the top of the lighthouse to be 15 degrees. How far is the ship to the base of the lighthouse?
asked Jul 4, 2016 in PRECALCULUS by anonymous

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Captain of a ship at sea sights a lighthouse which is image tall.

He measures the angle of elevation to the top of the lighthouse to be image.

Find the distance of the ship to the base of the lighthouse.

Angle of elevation is image.

Substitute image in the formula.

image

The distance between ship to the base of the lighthouse is image

answered Jul 5, 2016 by Anney Mentor
edited Jul 5, 2016 by Anney

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