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Mathematics, 17.09.2019 00:30 jgpjessi1854

Asurveyor measures the distance across a straight river by the following method: starting directly across from a tree on the opposite bank, he walks x = 120 m along the riverbank to establish a baseline. then he sights across to the tree. the angle from his baseline to the tree is θ = 29.0°. how wide is the river?

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