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25 April, 19:13

To find the height of a pole, a surveyor uses a theodolite. The theodolite is 4 ft tall. The surveyor stands 140 feet away from the base of the pole. Then she measures the angle of elevation to the top of the pole to be 44°. What is the height of the pole? Round the answer to the nearest foot.

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  1. 25 April, 19:21
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    Tan 44° = x/140

    x = 140 tan 44°

    x approx = 140 * 0.9657 = 135.198

    Remember, we need to add another 4 feet, so the answer would be 139.198 feet
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