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A 15-foot flag pole is mounted on top of a 30-feet school building. A group of students have been assigned to calculate the angle of

A 15-foot flag pole is mounted on top of a 30-feet school building. A group of students have been assigned to calculate the angle of elevation to the top of the flagpole from a point 60 feet from the base of the building.

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Calculate the angle of elevation for them.

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