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A 60-foot flagpole stands on top of a building. From a point on the ground the angle of elevation to the top of the pole is 45 degrees and the angle of elevation to the bottom of the pole is 42 degrees. How high is the building?

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    a ladder 6.5 long rests against a wall 4.8 m from the ground.How far from the wall is the foot of the ladder?

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